pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.2	AttenGpKa training set	1	0	Brc1cccc2[nH]c[nH+]c12	Brc1cccc2[nH]cnc12	mol7783	Brc1cccc2[nH]cnc12