61300-98-9 EINECS 262-703-0 Hydrogen (3,4-bis(((2-hydroxy-1-naphthyl)methylene)amino)benzoato(3-)-N3,N4,O3,O4)nickelate(1-) Nickelate(1-), (3,4-bis(((2-(hydroxy-kappaO)-1-naphthalenyl)methylene)amino-kappaN)benzoato(3-))-, hydrogen