C22212323232133313113313331333132313331323131323131222331322231   >>    C2221232323213331311331333133313231333132313132313122233132223   <<    C22212323232133313113313331333132313331323131323131222331322233   >>      C22212323232133313113313331333132313331323131323131222331322232   >>