is enantiomer of 2-methyl-3-oxosuccinic acid (R)-2-methyl-3-oxosuccinic acid (2R)-2-methyl-3-oxobutanedioic acid 146.022 146.09814 C5H6O5 CHEBI:50794 CXJNNMFPXAHDPF-UWTATZPHSA-N C[C@@H](C(O)=O)C(=O)C(O)=O InChI=1S/C5H6O5/c1-2(4(7)8)3(6)5(9)10/h2H,1H3,(H,7,8)(H,9,10)/t2-/m1/s1 chebi_ontology (S)-2-methyl-3-oxosuccinic acid