pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.52	OCHEM	0	-1	Sc1cccc2ncccc12,[S-]c1cccc2[nH+]cccc12	[S-]c1cccc2ncccc12	mol4436	Sc1cccc2ncccc12