NF 546

sodium (Z)-N-(2,4-bis(phosphonomethyl)phenyl)-3-((Z)-((3-((Z)-(((3-((Z)-((5-((Z)-((2,4-bis(phosphonomethyl)phenyl)imino)oxidomethyl)-2-methylphenyl)imino)oxidomethyl)phenyl)amino)(hydroxy)methylene)amino)phenyl)oxidomethylene)amino)-4-methylbenzimidate

CC1=C(/N=C([O-])/C2=CC(/N=C(O)/NC3=CC=CC(/C([O-])=N/C4=C(C=CC(/C([O-])=N/C5=C(CP(O)(O)=O)C=C(CP(O)(O)=O)C=C5)=C4)C)=C3)=CC=C2)C=C(/C([O-])=N/C6=C(CP(O)(O)=O)C=C(CP(O)(O)=O)C=C6)C=C1.[Na+].[Na+].[Na+].[Na+]