6 2 8 4 2 7 July 8, 2019 16 32 64 128 6 x 2 4 )+ 8 2x 2 7 8 2/4 divided by 6 2/7 4 etil 2 6 8 trimetil 7 2 3 dimetilbutil dodecano 2 8 dimetil 6 2 metilpropil 4 7 propildecano
