吡咯烷-1-硫代甲酰胺

(4,6-二吡咯烷-1-基均三嗪-2-基)胺

2H-1,3-苯并噁嗪-2,4(3H)-二酮

N-(4-nitrobenzoyl)pyrrolidine-1-carboximidoyl chloride

1-吡咯烷羧酰胺