1-(2,3,5-triphenyl-1H-pyrrol-1-yl)ethanone

2-甲基-4-苯基噁唑

2-methyl-4-phenyl-1,3-oxazin-6-one

2,5-二苯基-1H-吡咯-3-羧酸乙酯

ethyl 3,5-diphenyl-1H-pyrrole-2-carboxylate