SO4 -OEChem-09272416553D 5 4 0 0 0 0 0 0 0999 V2000 0.0000 0.0000 0.0000 S 0 0 0 0 0 0 0 0 0 0 0 0 0.0000 -1.2010 -0.8500 O 0 0 0 0 0 0 0 0 0 0 0 0 0.0000 1.2010 -0.8500 O 0 0 0 0 0 0 0 0 0 0 0 0 -1.2010 0.0000 0.8500 O 0 5 0 0 0 0 0 0 0 0 0 0 1.2010 0.0000 0.8500 O 0 5 0 0 0 0 0 0 0 0 0 0 1 2 2 0 0 0 0 1 3 2 0 0 0 0 1 4 1 0 0 0 0 1 5 1 0 0 0 0 M CHG 2 4 -1 5 -1 M END > [O-]S(=O)(=O)[O-] > InChI=1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)/p-2 > QAOWNCQODCNURD-UHFFFAOYSA-L > O4S-2 $$$$