pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.12	Datawarrior	1	0	O=C(O)c1ccccc1/[NH+]=C/C=C/c1ccccc1	O=C(O)c1ccccc1/N=C/C=C/c1ccccc1,O=C([O-])c1ccccc1/[NH+]=C/C=C/c1ccccc1	mol15481	O=C(O)c1ccccc1/N=C/C=C/c1ccccc1