pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.86	IUPAC digitized pKa	0	-1	O=c1cccc2[nH]snc1-2	O=c1cccc2[n-]snc1-2	mol9852	O=c1cccc2[nH]snc1-2