pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.67	IUPAC digitized pKa	1	0	[NH3+]c1ccc2c(c1)Cc1c-2ccc2ccccc12	Nc1ccc2c(c1)Cc1c-2ccc2ccccc12	mol1459	Nc1ccc2c(c1)Cc1c-2ccc2ccccc12