pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.6	IUPAC digitized pKa	1	0	c1ccc2c3ccn4cc5c(cc4c-3[nH+]c2c1)CCCC5	c1ccc2c3ccn4cc5c(cc4c-3nc2c1)CCCC5	mol5224	c1ccc2c3ccn4cc5c(cc4c-3nc2c1)CCCC5