1-diphenylphosphoryl-N,N-dimethylmethanamine

2-氯-7-乙氧基-3-喹啉羧醛

5-甲氧基-1-丙基-1H-吲哚-3-甲醛

3-(5-formyl-4-methyl-1H-pyrrol-3-yl)propionic acid

3-(2-甲醛-4-甲基吡咯)-丙酸