pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.2799997329712	QSARToolbox	0	-1	CCCCN=C(N)NC(=N)N	CCCCN=C(N)NC(=[N-])N,CCCCN=C(N)[N-]C(=N)N	mol33210	CCCCN=C(N)NC(=N)N