2 3 dimetilpentano fórmula semidesarrollada July 8, 2019 16 32 64 128 3 etil 2 3 dimetilpentano formula semidesarrollada 2 3-dimethylpentane formula 2 3 диметилпентан 2 3 dimetil formula 2 3-dimetilpentano 2 3-dimethylpentane
