哌啶

2-phenyl-2-oxazolin-4-one

2-甲基-5-苯基-2H-1,2,4-噻唑-3-甲醛

5-chloromethyl-1-methyl-3-phenyl-1H-[1,2,4]triazole

(2-methyl-5-phenyl-2H-[1,2,4]triazol-3-yl)-methanol