pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.57	Datawarrior	0	-1	O=C([O-])c1[nH+]ccs1,O=C(O)c1nccs1	O=C([O-])c1nccs1	mol12413	O=C(O)c1nccs1
2.5699999	OCHEM	0	-1	O=C([O-])c1[nH+]ccs1,O=C(O)c1nccs1	O=C([O-])c1nccs1	mol12413	O=C(O)c1nccs1