[H]\C(=C(\[H])C1=C(C=C(C=C1)N=C1NC(NC(N1)=NC1=CC(=CC=C1)S(O)(=O)=O)=NCCO)S(O)(=O)=O)C1=C(C=C(C=C1)N=C1NC(NC(N1)=NC1=CC(=CC=C1)S(O)(=O)=O)=NCCO)S(O)(=O)=O