3 3 6-trimethyl-7-dimethyldecane July 8, 2019 16 32 64 128 3 methylhexane 3 5 7-trimethyldecane 3 7-dimethyl-1 6-octadiene 3 7-dimethyl-2 6-octadienal 3 7-dimethyloct-6-enal