O=C(/C=N/[O-])Nc1ccc[n+](CC[n+]2cccc(NC(=O)/C=N/O)c2)c1    mol21054    1_1
O=C(/C=N/O)[N-]c1ccc[n+](CC[n+]2cccc(NC(=O)/C=N/O)c2)c1    mol21054    1_2
O=C(/C=N/[O-])Nc1ccc[n+](CC[n+]2cccc(NC(=O)/C=[NH+]/O)c2)c1    mol21054    2_1
O=C(/C=N/O)Nc1ccc[n+](CC[n+]2cccc(NC(=O)/C=N/O)c2)c1    mol21054    2_2