pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.0	IUPAC digitized pKa	1	0	Cc1cccc(C[NH+](CCO)CCO)c1	Cc1cccc(CN(CCO)CCO)c1	mol1542	Cc1cccc(CN(CCO)CCO)c1