75S8 ...[??? ERRORX SECT CENT FGN 21 DOC
 7642    #MAC  ERRORX
 76HL    #STR  %A
 773=          LDX   0  %A   
 77GW    #STR  %A
 782G    #SKI
 78G6          NGN   0  1
 78^Q          SMO      FX2  
 79FB          STO   0  EXT  
 79^2    #STR  %A
 7=DL    (   
 7=Y=    #STR  %B
 7?CW          LDX   0  %B   
 7?XG    #STR  %B
 7#C6    #SKI
 7#WQ          NGN   0  1
 7*BB          SMO      FX2  
 7*W2          STO   0  EXT+1
 7B*L    )   
 7BT=          DOWN     ERROR,1  
 7C#W    #NOR