CC1=CC(=Nc2ccc(O)cc2)C=C(C)C1=O    mol15189    0_1
CC1=CC(=[NH+]c2ccc([O-])cc2)C=C(C)C1=O    mol15189    0_2
CC1=CC(=Nc2ccc([O-])cc2)C=C(C)C1=O    mol15189    -1_1