2-乙烯基-(9ci)-1H-苯并咪唑

2-(2-nitrophenyl)-2-cyclopenten-1-one

(Z)-2-(2-nitrophenyl)crotonaldehyde

methyl (2-(5-(2-hydroxynaphthalen-1-yl)-1H-indol-3-yl)ethyl)carbamate

3-(2-nitrophenyl)-4-oxo-2-cyclopentene-1-acetic acid ethyl ester