pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.4	Datawarrior	0	-1	O=C(O)Cn1ccc2ccccc21	O=C([O-])Cn1ccc2ccccc21	mol13786	O=C(O)Cn1ccc2ccccc21
3.4000001	OCHEM	0	-1	O=C(O)Cn1ccc2ccccc21	O=C([O-])Cn1ccc2ccccc21	mol13786	O=C(O)Cn1ccc2ccccc21
3.40000009536743	QSARToolbox	0	-1	O=C(O)Cn1ccc2ccccc21	O=C([O-])Cn1ccc2ccccc21	mol13786	O=C(O)Cn1ccc2ccccc21