C222133313331333131123313231333133313331333133313331333133313113313231311213111   >>    C22213331333133313112331323133313331333133313331333133313331311331323131121311   <<    C222133313331333131123313231333133313331333133313331333133313113313231311213113   >>      C222133313331333131123313231333133313331333133313331333133313113313231311213112   >>