8 7 0 0000 0 0 0 0 0999 V2000 1.5164 0.9736 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 3.6526 -1.0820 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0.8019 -0.2611 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 4.3647 0.1514 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 2.2285 -0.2598 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 2.9405 0.1514 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 1.5164 0.1514 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 3.6526 -0.2598 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 1 7 2 0 2 8 2 0 3 7 1 0 4 8 1 0 5 6 1 0 5 7 1 0 6 8 1 0 M END > InChI=1S/C4H6O4/c5-3(6)1-2-4(7)8/h1-2H2,(H,5,6)(H,7,8)/i1D2,2D2 > KDYFGRWQOYBRFD-LNLMKGTHSA-N > 1/1/N:5,6,7,8,1,3,2,4/E:(1,2)(3,4)(5,6,7,8)/gE:(1,2)/I:/E:m/gE:m/rA:12nOOOOCCCCH.i2H.i2H.i2H.i2/rB:;;;;s5;d1s3s5;d2s4s6;s5;s5;s6;s6;/rC:1.5164,.9736,0;3.6526,-1.082,0;.8019,-.2611,0;4.3647,.1514,0;2.2285,-.2598,0;2.9405,.1514,0;1.5164,.1514,0;3.6526,-.2598,0;2.8118,-.8431,0;1.6451,-.8431,0;2.528,.8658,0;3.353,.8658,0; > C4 H6 O4 > 122.1127 > O=C(C([2H])([2H])C([2H])([2H])C(O)=O)O > 21171059 $$$$