pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.39	IUPAC digitized pKa	0	-1	CCCN(O)N=Nc1ccccc1	CCCN([O-])N=Nc1ccccc1	mol11078	CCCN(O)N=Nc1ccccc1