pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.7299995	OCHEM	2	1	C[NH2+][C@H]1C[C@H]1[NH2+]C	CN[C@H]1C[C@H]1[NH2+]C	mol32756	CNC1CC1NC