57-13-6
尿素
+
121-88-0
2-氨基-5-硝基苯酚
→
~2%
88522-68-3
(2-hydroxy-4-nitrophenyl)urea
58758-35-3
ethyl 7-nitro-2H-1,2,4-benzoxadiazine-3-carboxylate
4694-91-1
6-硝基苯并恶唑-2(3H)-酮
3316-09-4
4-硝基儿茶酚