C22213331333133313112331323133313331333133313233121111123132111   >>    C2221333133313331311233132313331333133313331323312111112313211   <<    C22213331333133313112331323133313331333133313233121111123132113   >>      C22213331333133313112331323133313331333133313233121111123132112   >>