1-(2-Chloroethyl)-4-(2-hydroxybenzoyl)-1-nitrosohydrazinecarboxamide 147217-63-8 2-Hydroxybenzoic acid 2-(((2-chloroethyl)nitrosoamino)carbonyl)hydrazide Benzoic acid, 2-hydroxy-, 2-(((2-chloroethyl)nitrosoamino)carbonyl)hydrazide