DXKT ...[   
 DXND ...[   
 DXR4 ...[??? JDECFNZ SECT FILE FGN 24 DOC   
 DY2W    #MAC           JDECFNZ             [L,P,F   
 DYGG          DECF     %B,%C
 D^26          JFNZ  %A,%B,%C
 D^FQ    #NOR