C22212323232133313113313331333132313331323132321111311112232231   >>    C2221232323213331311331333133313231333132313232111131111223223   <<    C22212323232133313113313331333132313331323132321111311112232233   >>      C22212323232133313113313331333132313331323132321111311112232232   >>