Synonyms: Butanoicacid,(1R,2E)-4-(3-formyl-2,6-dihydroxy-4-methylphenyl)-2-methyl-1-[[(1S,2R,6R)-1,2,6-trimethyl-3-oxocyclohexyl]methyl]-2-butenylester (9CI); Butanoic acid,4-(3-formyl-2,6-dihydroxy-4-methylphenyl)-2-methyl-1-[(1,2,6-trimethyl-3-oxocyclohexyl)methyl]-2-butenylester, [1S-[1a(1S*,2E),2b,6b]]-; Cylindrol A2