pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.5	OCHEM	2	1	[NH3+]c1cccc2[nH+]c[nH]c12	Nc1cccc2[nH+]c[nH]c12,[NH3+]c1cccc2nc[nH]c12	mol33613	Nc1cccc2c1[N]C=N2