TABLE A1.

Nonquantitative assessment of major chemical groups ^a within Pisolithus arhizus individuals

Major chemical class	Compound
Alcohols	Alcohols: 1‐octen‐3‐ol; 2‐octen‐1‐ol, (Z)‐; 1‐octanol; 1‐heptanol; phenylethyl alcohol, 3‐octanol; Aldehydes: 2‐undecenal; 2‐thiophenecarboxaldehyde; nonanal; trans‐4,5‐Epoxy‐(E)‐2‐decenal; 3‐thiophenecarboxaldehyde; benzaldehyde, 2,4‐dimethyl‐, benzaldehyde; 2‐methoxy‐, 2,4‐nonadienal; octanal; 2,4‐decadienal; (E,E)‐butanal; 3‐methyl‐, 2‐octenal; (E)‐2‐nonenal; (E)‐hexanal; benzaldehyde; 4‐hydroxy‐, 5‐ethylcyclopent‐1‐enecarboxaldehyde; 5‐methyl‐2‐thiophenecarboxaldehyde; propanal; 2‐methyl‐, 2‐phenylpropenal
Aromatic hydrocarbons	Benzofuran; 2,3‐dihydro‐, trans‐1,10‐dimethyl‐trans‐9‐decalol; 2‐n‐octylfuran; 2furanmethanol; acetophenone; m‐guaiacol; benzene; 1‐ethyl‐1‐propenyl‐, furan; 2‐hexyl‐, furan; 2‐pentyl‐, benzonitrile; acetophenone; 4'‐hydroxy‐, vinyl trans‐cinnamate; 2‐propenoic acid; 3‐phenyl‐, methyl ester, (E)‐ muscimol; benzeneacetic acid
Fatty acid methyl esters	9,12‐Octadecadienoic acid (Z,Z)‐, methyl ester; 9‐octadecenoic acid (Z)‐, methyl ester; hexadecanoic acid, methyl ester; methyl hexadec‐9‐enoate; pentadecanoic acid, methyl ester; methyl tetradecanoate; nonanoic acid, methyl ester
Branched/unsaturated hydrocarbons	(3‐Nonen‐5‐yne, 4‐ethyl‐)
Saturated hydrocarbons	1,5‐Hexadien‐3‐yne Ketones: 2‐undecanone; 3‐octanone; 2,4‐octadienal, (E,E)‐
Long‐chain fatty acids	n‐Hexadecanoic acid; pentadecanoic acid Organosulfur compounds: 1,3‐butadiene; 1‐(ethylthio)‐, methional; dimethyl trisulfide; dimethyl disulfide
Short‐chain fatty acids	Nonanoic acid; 2‐octenoic acid; octanoic acid, 2‐octenoic acid, (E)‐; hexanoic acid, acetic acid.

^aFor the sake of brevity his list is not exhaustive but is restricted to those compounds that could be definitively identified through the database, and illustrates the fact that the metabolome is comprised of a rich assemblage of organic compounds.