$!   Remember the order of reflections will be funny.
$!
$! Use cad or sortmtz to fix it.
$!
$ass/user CCP4_SCR:JUNK.mtz  hklout
$ass/user ccp4_master:[ccp4.examples.toxd]toxd.mtz hklin
$reindex
reindex h/2 -l/2, k, h/2 +l/2 
end
$!
$sortmtz HKLOUT CCP4_SCR:toxd HKLIN CCP4_SCR:JUNK