pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.42	AttenGpKa training set	1	0	Cc1c(Br)c(O)n(-c2ccccc2)[n+]1C	Cc1c(Br)c([O-])n(-c2ccccc2)[n+]1C	mol25590	Cc1c(Br)c(O)n(-c2ccccc2)[n+]1C