(四氢呋喃-2-甲基)苄胺

2-(2-呋喃基)-4-喹啉羧酸

1-(4-硝基苯基)吡咯-2-甲醛

2,3-bis(4-nitrophenylamino)-4-cyclopentenone

2,4-bis(4-nitrophenylamino)-2-cyclopentenone