pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.64	IUPAC digitized pKa	1	0	COc1cccc(N)[nH+]1,COc1cccc([NH3+])n1	COc1cccc(N)n1	mol1592	COc1cccc(N)n1
4.6399998664856	QSARToolbox	1	0	COc1cccc(N)[nH+]1,COc1cccc([NH3+])n1	COc1cccc(N)n1	mol1592	COc1cccc(N)n1