pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.92	IUPAC digitized pKa	1	0	Cc1cc2c(n[nH+]1)CCCCC2,Cc1cc2c([nH+]n1)CCCCC2	Cc1cc2c(nn1)CCCCC2	mol4570	Cc1cc2c(nn1)CCCCC2