4 4 0 0000 0 0 0 0 0999 V2000 3.0000 0.5000 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 2.0000 -0.5000 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 3.0000 -0.5000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 2.0000 0.5000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 1 3 1 0 1 4 1 0 2 3 1 0 2 4 1 0 M END > InChI=1S/C2H4O2/c1-3-2-4-1/h1-2H2 > GFAJOMHUNNCCJQ-UHFFFAOYSA-N > 1/0/N:3,4,1,2/E:(1,2)(3,4)/rA:8nOOCCHHHH/rB:;s1s2;s1s2;s3;s3;s4;s4;/rC:3,.5,0;2,-.5,0;3,-.5,0;2,.5,0;3,-1.12,0;3.62,-.5,0;2,1.12,0;1.38,.5,0; > C2 H4 O2 > 60.05196 > O1C([H])([H])OC1([H])[H] > 126850 $$$$