pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.7	Baltruschat ChEMBL	0	-1	O=C(O)Cc1cccc2c(-c3ccccc3)cccc12	O=C([O-])Cc1cccc2c(-c3ccccc3)cccc12	mol20058	O=C(O)Cc1cccc2c(-c3ccccc3)cccc12