pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.54	Baltruschat ChEMBL	0	-1	CCOC(=O)c1c(O)nnn1C	CCOC(=O)c1c([O-])nnn1C	mol19916	CCOC(=O)c1c(O)nnn1C