pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.3	AttenGpKa training set	0	-1	O=C(O)/C(=N/O)c1cccs1	O=C([O-])/C(=N/O)c1cccs1	mol22380	O=C(O)/C(=N/O)c1cccs1