4.
Name: tetrasodium 5-[[2-methoxy-5-methyl-4-(4-sulfonatophenyl)diazenyl-phenyl]imino-oxido-azaniumyl]-2-[(E)-2-[4-[[2-methoxy-5-methyl-4-(4-sulfonatophenyl)diazenyl-phenyl]imino-oxido-azaniumyl]-2-sulfonato-phenyl]ethenyl]benzenesulfonate
CAS: 70304-37-9


