2-Naphthalenecarboxamide, 3-hydroxy-N-(3-nitrophenyl)-, monosodium salt 3-Hydroxy-N-(3-nitrophenyl)-2-naphthalenecarboxamide, sodium salt 68556-08-1 EINECS 271-473-0 Sodium 3-hydroxy-N-(3-nitrophenyl)naphthalene-2-carboxamidate