RESIDUE   PPM     10
CONECT      CM     4 P    HM1  HM2  HM3 
CONECT      P      4 CM   O1P  O2P  O3P 
CONECT      O1P    1 P   
CONECT      O2P    2 P    HOP2
CONECT      O3P    2 P    HOP3
CONECT      HM1    1 CM  
CONECT      HM2    1 CM  
CONECT      HM3    1 CM  
CONECT      HOP2   1 O2P 
CONECT      HOP3   1 O3P 
END   
HET    PPM             10
HETNAM     PPM PHOSPHONOMETHYL GROUP
FORMUL      PPM    C1 H5 O3 P1