CNCc1cc(O)no1 mol36546 0_1 C[NH2+]Cc1cc([O-])no1 mol36546 0_2 CNCc1cc(O)[nH+]o1 mol36546 1_1 CNCc1cc([OH2+])no1 mol36546 1_2 C[NH2+]Cc1cc(O)no1 mol36546 1_3