pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.3	IUPAC digitized pKa	1	0	c1ccc2c(c1)CN1CCC[NH+]2C1,c1ccc2c(c1)C[NH+]1CCCN2C1	c1ccc2c(c1)CN1CCCN2C1	mol8396	c1ccc2c(c1)CN1CCCN2C1