pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.18	OCHEM	1	0	[NH3+]c1ccc(/C=C/c2ccccc2)cc1	Nc1ccc(/C=C/c2ccccc2)cc1	mol2166	Nc1ccc(/C=C/c2ccccc2)cc1