methyln.甲基；木精Methylvola甲紫, 龙胆紫, 甲基紫, 晶紫, 结晶紫, 龙胆堇[消毒防腐药]Methylases甲基化酶methylenum亚甲蓝methyloxan盐酸甲哌噻吨(平滑肌松驰药)methylthion.甲硫基Methylether甲基醚methylgreen甲基绿methylvinyl甲乙烯methylaminen.甲胺Methyl CCNU赛氮芥, 甲环亚硝脲, 甲基罗氮芥, 氯乙甲基环己亚硝脲[烷化剂抗肿瘤药]