pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.44	IUPAC digitized pKa	1	0	COc1cc(=O)n(C)c[nH+]1	COc1cc(=O)n(C)cn1	mol7361	COc1cc(=O)n(C)cn1
-0.4	IUPAC digitized pKa	1	0	COc1cc(=O)n(C)c[nH+]1	COc1cc(=O)n(C)cn1	mol7361	COc1cc(=O)n(C)cn1