RESIDUE   J1Z     12
CONECT      CAA    3 CAC  SAE  HAA 
CONECT      CAB    3 CAD  SAF  HAB 
CONECT      CAC    3 CAA  CAG  HAC 
CONECT      CAD    3 CAB  CAH  HAD 
CONECT      SAE    2 CAA  CAH 
CONECT      SAF    2 CAB  CAG 
CONECT      CAG    3 CAC  SAF  CAH 
CONECT      CAH    3 CAD  SAE  CAG 
CONECT      HAA    1 CAA 
CONECT      HAB    1 CAB 
CONECT      HAC    1 CAC 
CONECT      HAD    1 CAD 
END   
HET    J1Z             12
HETNAM     J1Z thieno[3,2-b]thiophene
FORMUL      J1Z    C6 H4 S2