pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.09	IUPAC digitized pKa	1	0	CCCC[NH2+]C(C)(C)C(C)=NO	CCCC[NH2+]C(C)(C)C(C)=N[O-],CCCCNC(C)(C)C(C)=NO	mol11107	CCCCNC(C)(C)C(C)=NO