3-Nitrobenzhydrazide 3-Nitrobenzoic acid hydrazide 3-Nitrobenzoylhydrazine 618-94-0 Benzoic acid, 3-nitro-, hydrazide Benzoic acid, m-nitro-, hydrazide NSC123864 m-Nitrobenzhydrazide m-Nitrobenzoic acid hydrazide m-Nitrobenzoic hydrazide m-Nitrobenzoylhydrazide m-Nitrobenzoylhydrazine