pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.7	Baltruschat ChEMBL	0	-1	C1CC(c2nnn[nH]2)CCN1	C1CC(c2nnn[n-]2)CCN1	mol19944	C1CC(c2nnn[nH]2)CCN1
4.3	Baltruschat ChEMBL	1	0	C1CC(c2nnn[nH]2)CC[NH2+]1	C1CC(c2nnn[nH]2)CCN1	mol19944	C1CC(c2nnn[nH]2)CCN1