COc1ccc2c(c1)O[C@@H](O)C(=O)N2O mol31442 0_1 COc1ccc2c(c1)O[C@@H](O)C(=O)N2[O-] mol31442 -1_1 COc1ccc2c(c1)O[C-](O)C(=O)N2O mol31442 -1_2 COc1ccc2c(c1)O[C@@H]([O-])C(=O)N2O mol31442 -1_3 COc1ccc2c(c1)O[C@@H]([O-])C(=O)N2[O-] mol31442 -2_1 COc1ccc2c(c1)O[C-]([O-])C(=O)N2O mol31442 -2_2 COc1ccc2c(c1)O[C-](O)C(=O)N2[O-] mol31442 -2_3