(N,N',N'',N'''-Tetrakis(4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)phenyl)-29H,31H-phthalocyaninetetrasulphonamidato(2-)-N29,N30,N31,N32)nickel 72986-45-9 EINECS 277-174-1 Nickel, (N,N',N'',N'''-tetrakis(4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)phenyl)-29H,31H-phthalocyanine-C,C,C,C-tetrasulfonamidato(2-)-kappaN29,kappaN30,kappaN31,kappaN32)-