pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.25	IUPAC digitized pKa	1	0	C=C1CC[NH+](C)[C@H](C)C1	C=C1CCN(C)[C@H](C)C1	mol6338	C=C1CCN(C)C(C)C1