4 4-dimethyl-2-pentanol July 8, 2019 16 32 64 128 4 4-dimethyl-2-pentanol structure 2 4 dimethyl 2 pentanol 4 4 диметил 2 пентанол 4 4-dimethyl-2-pentynal 4 4-dimethyl-2-pentyne 2 4-dimethyl-3-pentanol