pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.93	Baltruschat ChEMBL	0	-1	CCc1c(O)c(=O)ccn1CC	CCc1c([O-])c(=O)ccn1CC	mol21088	CCc1c(O)c(=O)ccn1CC
3.81	Baltruschat ChEMBL	1	0	CCc1c(O)c(=[OH+])ccn1CC	CCc1c(O)c(=O)ccn1CC	mol21088	CCc1c(O)c(=O)ccn1CC