RESIDUE   EZ4     21
CONECT      OAA    2 CAG  HOAA
CONECT      OAB    2 CAH  HOAB
CONECT      OAC    1 NAD 
CONECT      NAD    2 OAC  CAE 
CONECT      CAE    3 NAD  CAF  OAK 
CONECT      CAF    4 CAE  CAG  OAL  HAF 
CONECT      CAG    4 OAA  CAF  CAH  HAG 
CONECT      CAH    4 OAB  CAG  CAI  HAH 
CONECT      CAI    4 CAH  OAJ  HAI  HAIA
CONECT      OAJ    2 CAI  HOAJ
CONECT      OAK    1 CAE 
CONECT      OAL    2 CAF  HOAL
CONECT      HOAA   1 OAA 
CONECT      HOAB   1 OAB 
CONECT      HAF    1 CAF 
CONECT      HAG    1 CAG 
CONECT      HAH    1 CAH 
CONECT      HAI    1 CAI 
CONECT      HAIA   1 CAI 
CONECT      HOAJ   1 OAJ 
CONECT      HOAL   1 OAL 
END   
HET    EZ4             21
HETNAM     EZ4 (2S,3R,4R)-2,3,4,5-tetrahydroxy-N-oxo-pentanamide
FORMUL      EZ4    C5 H9 N1 O6