CH3-CH2-CH2-CH2-CH2-CH2-CH3正庚烷
CH3-CH-CH2-CH2-CH2-CH32-甲基已烷(那个已很难找,用这个代替了)
CH3
CH3-CH2-CH2-CH2-CH2-CH33-甲基已烷
CH3
CH3-CH-CH-CH2-CH32,3-二甲基戊烷
CH3CH3
CH3-CH-CH2-CH-CH32,4-二甲基戊烷
CH3CH3
CH3
CH3-C-CH-CH2-CH32-二甲基戊烷
CH3
CH3
CH3-CH2-C-CH2-CH34-二甲基戊烷
CH3
……太多了,自己慢慢排列吧.