3 ethyl 4 4 difluoro 2 6 dimethyloctane July 8, 2019 16 32 64 128 3 methylhexane 3 3-dimethyl-4-octyne 3 3'-dimethyl-4 4'-diaminodicyclohexylmethane 2 2-dimethoxy-4-(trifluoromethyl)-1 3-dioxolane