RESIDUE   GLV      7
CONECT      C1     3 O1   C2   H1  
CONECT      O1     1 C1  
CONECT      C2     3 C1   O2   O3  
CONECT      O2     1 C2  
CONECT      O3     2 C2   HO3 
CONECT      HO3    1 O3  
CONECT      H1     1 C1  
END
HET    GLV              7
HETSYN     GLV GLYOXALATE, GLYOXYLATE
HETNAM     GLV GLYOXYLIC ACID
FORMUL      GLV    C2 H2 O3