pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.41	IUPAC digitized pKa	0	-1	N#Cc1cc(O)cc2ccccc12	N#Cc1cc([O-])cc2ccccc12	mol11539	N#Cc1cc(O)cc2ccccc12