pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.6	Baltruschat ChEMBL	1	0	CCCCCCCCCCCCCc1cccc[nH+]1	CCCCCCCCCCCCCc1ccccn1	mol21646	CCCCCCCCCCCCCc1ccccn1