pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.46	OCHEM	1	0	Brc1cc(Br)c([NH+]=C2NCCN2)c(Br)c1	Brc1cc(Br)c(N=C2NCCN2)c(Br)c1	mol20653	Brc1cc(Br)c(N=C2NCCN2)c(Br)c1