CN1c2ccccc2[NH2+]c2ccc([O-])cc21 mol14500 0_1 CN1c2ccccc2Nc2ccc(O)cc21 mol14500 0_2 C[NH+]1c2ccccc2Nc2ccc([O-])cc21 mol14500 0_3 C[NH+]1c2ccccc2Nc2ccc(O)cc21 mol14500 1_1 C[NH+]1c2ccccc2[NH2+]c2ccc([O-])cc21 mol14500 1_2 CN1c2ccccc2[NH2+]c2ccc(O)cc21 mol14500 1_3 CN1c2ccccc2Nc2ccc([O-])cc21 mol14500 -1_1