(25苯甲醇 (26)环己醇 (phenylethanol) (cyclohexanol
(25)苯甲醇 (phenylmethanol) （26）环己醇 (cyclohexanol)
(27)乙醚( ether) (28苯甲醚 (methyl phenyl ether)
(27) 乙醚(ether) (28)苯甲醚 （methyl phenyl ether ）
(29)乙基乙烯基醚 (30)烯丙基苯甲基醚 ethyl vinyl ether allyl benzyl ether
(29)乙基乙烯基醚 ethyl vinyl ether (30)烯丙基苯甲基醚 allyl benzyl ether
(31)频哪醇 pinacol (32)频哪酮 pinanone
（31）频哪醇pinacol （32）频哪酮pinanone
(33)甲醛 methanal (34)乙醛 ethanal
（33）甲醛 methanal （34）乙醛 ethanal