pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.25	OCHEM	0	-1	O=C(O)C=Cc1cccs1	O=C([O-])C=Cc1cccs1	mol32434	O=C(O)C=Cc1cccs1