pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.73	OCHEM	0	-1	O=[As](O)(O)O	""	mol33109	O=[As](O)(O)O
6.77	OCHEM	-1	-2	""	""	mol33109	O=[As](O)(O)O
11.12	OCHEM	-2	-3	""	""	mol33109	O=[As](O)(O)O