pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.87	euroSAMPL1	0	-1	O=C(O)CN1C(=O)COc2ccccc21	O=C([O-])CN1C(=O)COc2ccccc21	euroSAMPL-31	O=C(O)CN1C(=O)COc2ccccc21