pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.92999994754791	QSARToolbox	0	-1	CCCc1c2c(c(O)c3c(=O)cc(C(=O)O)oc13)CCCC2	CCCc1c2c(c(O)c3c(=O)cc(C(=O)[O-])oc13)CCCC2	mol34031	CCCc1c2c(c(O)c3c(=O)cc(C(=O)O)oc13)CCCC2