pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-2.95	AttenGpKa training set	1	0	C[n+]1[nH+]cccc1[S-]	C[n+]1ncccc1[S-]	mol25714	C[n+]1ncccc1S