pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.62	IUPAC digitized pKa	0	-1	CCOc1cc[nH+]c(C(=O)[O-])c1	CCOc1ccnc(C(=O)[O-])c1	mol10645	CCOc1ccnc(C(=O)O)c1