pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.76	euroSAMPL1	1	0	Cc1[nH+]c2ccccn2c1CO	Cc1nc2ccccn2c1CO	euroSAMPL-19	Cc1nc2ccccn2c1CO