4-(2,6,6-Trimethyl-1-cyclohexenyl)-2-methyl butanal, 2-Methyl-4-(2,6,6-trimethyl-1-cyclohexenyl)butanal, 2-methyl-4-(2,6,6-trimethyl-cyclohex-1-enyl)-butyraldehyde, rac-Luciferinaldehyd, 4(-2',6',6'-trimethyl-cyclohex-1'-en-1'-yl)-2-methyl-butanal, 2-Methyl-4-(2,6,6-trimethyl-cyclohex-1-enyl)-butyraldehyd, 1-cyclohexene-1-butanal,|A,2,6,6-tetramethyl, 2-methyl-4-(2',6',6'-trimethyl-cyclohex-1'-enyl)-butanal