CH3CH3CH3
句子大全 2022-11-21 05:16:01
CH3 C C CH3高度对称,无论你CL取代在哪里,都是同种啊,相互倒转一下就一样的.
cH3cH3③
CH3
①②②①
3 甲基戊烷CH3 CH2 CH CH2 CH3
④
2020 04 19 23:59:54
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CH3 C C CH3高度对称,无论你CL取代在哪里,都是同种啊,相互倒转一下就一样的.
cH3cH3③
CH3
①②②①
3 甲基戊烷CH3 CH2 CH CH2 CH3
④
2020 04 19 23:59:54