EINECS 235-861-3;Hydrogen bis(2-((2-hydroxy-5-nitrophenyl)azo)-3-oxo-N-phenylbutyramidato(2-))cobaltate(1-);13011-62-6;15977-60-3;52012-11-0;Cobaltate(1-), bis(2-((2-(hydroxy-kappaO)-5-nitrophenyl)azo-kappaN1)-3-(oxo-kappaO)-N-phenylbutanamidato(2-))-, hydrogen;Cobaltate(1-), bis(2-(2-(2-(hydroxy-kappaO)-5-nitrophenyl)diazenyl-kappaN1)-3-(oxo-kappaO)-N-phenylbutanamidato(2-))-, hydrogen (1:1)
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