pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.41	euroSAMPL1	0	-1	Cc1ncnc(O)c1Br	Cc1ncnc([O-])c1Br	euroSAMPL-14	Cc1ncnc(O)c1Br