pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.21	OCHEM	1	0	Cc1cc(Br)cc(C)c1[NH+]=C1NCCN1	Cc1cc(Br)cc(C)c1N=C1NCCN1	mol20659	Cc1cc(Br)cc(C)c1N=C1NCCN1