| Primary (First) - nut skin |
| FL/FR | 1,2- | cyclohexane dione |
| | odor: sweet acorn nut skin maple caramel brothy |
| Secondary (Second) - nut skin |
| FL/FR | 2- | acetyl pyrrole |
| | odor: musty nut skin maraschino cherry coumarinic licorice walnut bready |
| | flavor: sweet fruity musty cherry nutty wasabi mustard tea |
| FL/FR | | cocoa hexenal |
| | odor: aldehydic bitter cocoa nut skin green sweet chocolate fruity butyric |
| | flavor: Bitter cocoa, honey, aldehydic, coffee and nutty with a green nuance |
| FL | 3,5(6)- | cocoa pyrazine |
| | odor: nutty nut skin hazelnut peanut chocolate roasted |
| | flavor: Peanut, nut skin, brown, roasted, hazelnut, with coffee and chocolate nuances |
| FL/FR | 2,3- | dimethyl pyrazine |
| | odor: nutty nut skin cocoa peanut butter coffee walnut caramellic roasted |
| | flavor: nutty nut skin peanut cocoa roasted coffee walnut corn chip bready |
| FL/FR | | filbert heptenone |
| | odor: raw nut skin myrcene ketonic sweet hazelnut filbert |
| | flavor: Nutty, roasted, coffee, cocoa, brown with an earthy brown and meaty nuance |
| FL/FR | allo | ocimene |
| | odor: sweet floral nut skin peppery herbal tropical |
| | flavor: citrus terpenic tropical spicy nutty nut flesh |
| FL/FR | (E,E/E,Z)- | tobacco cyclohexenone |
| | odor: sweet acorn nut skin tobacco spicy |
| | flavor: sweet nutty nut skin herbal burnt tobacco spicy fenugreek woody |
| FL/FR | 2,4,5- | trimethyl oxazole |
| | odor: nutty nut skin roasted wasabi shellfish mustard vegetable |
| | flavor: burnt nutty hazelnut oily nut skin potato earthy mushroom |
| FL/FR | 2,3,5- | trimethyl pyrazine |
| | odor: nutty nut skin earthy powdery cocoa baked potato roasted peanut hazelnut musty |
| | flavor: raw nut skin vegetable cocoa toasted earthy chocolate coffee |
| FL | | yeast thiazoline |
| | odor: green nut skin sulfurous burnt cocoa corn |
| | flavor: malty cocoa chocolate hops nut skin cornmeal yeasty meaty |
| Tertiary (Third) - nut skin |
| FR | | filbert fragrance |
| FL/FR | | methoxymethyl pyrazine |
| | odor: nutty fresh roasted peanut nut skin green |
| | flavor: nutty |
| FL | | methyl ethoxypyrazine |
| | odor: nutty hazelnut nut skin almond earthy pineapple |
| | flavor: bitter, fruity, anise-like |
| Quaternary (Fourth) - nut skin |
| FL | | dicyclohexyl disulfide |
| | odor: Alliaceous, onion, egg, nut skin, coffee, clam, crab and coffee |
| | flavor: Onion, meaty, clam, crab, coffee and cocoa |
| FR | | saffron pyranone |
| | odor: bitter walnut nutty nut skin acorn saffron citrus herbal hot |
| | flavor: woody old wood nutty |
| Quinary (Fifth) - nut skin |
| FR | | mace fragrance |
| FL/FR | | mace oil |
| | odor: nutmeg sweet spicy aromatic peppery woody nut skin mastic incense |
| | flavor: mace nutmeg |
| FR | | phenoxyacetaldehyde 50% in peomosa |
| | odor: fresh green ozone cortex floral nut skin |
| Senary (Sixth) - nut skin |
| FL/FR | | geranium thiazole |
| | odor: geranium green red rose nutty vegetable nut skin earthy beany |
| | flavor: green vegetable nut flesh earthy nut skin licorice red rose fennel |
| FL/FR | 2- | pentyl acetate |
| | odor: herbal weedy musty green vegetable nut skin beany ketonic animal |
| | flavor: dairy nut skin beany vegetable green musty nutty oily |
| FL/FR | | rice bran absolute |
| | odor: cooked rice hay spicy toasted grain creamy custard nut skin woody powdery |
| | flavor: toasted grain hay nut skin spicy oily custard creamy woody |
| FL/FR | | strawberry furanone methyl ether |
| | odor: sweet moldy mushroom vegetable potato burnt sugar nut skin wasabi caramellic fruity brandy |
| | flavor: moldy earthy vegetable potato savory brown meaty |
| Septenary (Seventh) - nut skin |
| FL/FR | 2- | acetyl-3-methyl pyrazine |
| | odor: nutty nut flesh roasted hazelnut toasted grain corn chip vegetable nut skin caramellic |
| | flavor: nutty nut flesh roasted hazelnut toasted grain potato chip baked potato nut skin vegetable |
| FL/FR | | arachis hypogaea oil CO2 extract |
| | odor: nutty peanut roasted peanut peanut butter caramellic praline nut skin woody |
| | flavor: nutty peanut peanut butter roasted peanut nut skin nut flesh oily caramellic |
| Octonary (Eighth) - nut skin |
| FL/FR | 2- | phenyl propyl tetrahydrofuran |
| | odor: fruity green fatty cucumber skin nasturtium galbanum woody nut skin |
| | flavor: fatty fruity green nasturtium privet radish sappy cortex tea |