pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.4	OCHEM	1	0	O=C1CCCN1CC#CC[NH+]1CCCC1	O=C1CCCN1CC#CCN1CCCC1	mol386	O=C1CCCN1CC#CCN1CCCC1