C22213331333133313112331323133313331333131311331333132322333123121   >>    C2221333133313331311233132313331333133313131133133313232233312312   <<    C22213331333133313112331323133313331333131311331333132322333123123   >>      C22213331333133313112331323133313331333131311331333132322333123122   >>