(4aR,9aS)-2,9,9-trimethyl-5-methylidene-4,4a,6,7,8,9a-hexahydro-3H-benzo[7]annulene;(4aR,9aS)-2,9,9-trimethyl-5-methylene-4,4a,6,7,8,9a-hexahydro-3H-benzo[7]annulene
(4aR,9aS)-2,9,9-trimethyl-5-methylidene-4,4a,6,7,8,9a-hexahydro-3H-benzo[7]annulene