pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.08	Datawarrior	1	0	CN(C)/C=[NH+]/c1cccc(Br)c1	CN(C)/C=N/c1cccc(Br)c1	mol12579	CN(C)/C=N/c1cccc(Br)c1