4 4a 5 6 7 8-hexahydronaphthalene-2(3h)-one July 8, 2019 16 32 64 128 Naphthalene 1 2 3 5 6 8a-hexahydro-4 7-dimethyl-1-(1-methylethyl)- (1s-cis)- 4a-methyl-4 4a 5 6 7 8-hexahydronaphthalen-2(3h)-one Naphthalene 1 2 4a 5 6 8a-hexahydro-4 7-dimethyl-1-(1-methylethyl)-