3 3-dimethyl-2-butanone structure July 8, 2019 16 32 64 128 3 3-dimethyl-2-butanol structure 3 3 dimethyl 2 butanone structure 3 3 dimethyl 2 butanone lewis structure 2 methyl 2 butanol 3 methylhexane 3 3-dimethyl-2-butanol 3 3-dimethyl-1-butanol 2 3-dimethyl-2-butanol structure