[H]OC1=NC(=N[H])N([H])C2=C1N([H])C([H])(C([H])([H])N(C([H])=O)C1=C([H])C([H])=C(C([H])=C1[H])C(=O)N([H])C([H])(C([O-])=O)C([H])([H])C([H])([H])C(=O)N([H])C([H])(C(=O)N([H])C([H])(C(=O)N([H])C([H])(C(=O)N([H])C([H])(C([O-])=O)C([H])([H])C([H])([H])C([O-])=O)C([H])([H])C([H])([H])C([O-])=O)C([H])([H])C([H])([H])C([O-])=O)C([H])([H])C([H])([H])C([O-])=O)C([H])([H])N2[H]