IUPAC: 1-hydroxy-7-methyl-11-methylidene-2-(2-methylprop-1-en-1-yl)-2,4a,5,6,9,10,11,11a-octahydro-1H-benzo[9]annulene-4-carbaldehyde
IUPAC: 1-hydroxy-7-methyl-11-methylidene-2-(2-methylprop-1-en-1-yl)-2,4a,5,6,9,10,11,11a-octahydro-1H-benzo[9]annulene-4-carbaldehyde