C313212111113331323312111133133313331333133313331333133313331311331322333121   >>    C31321211111333132331211113313331333133313331333133313331333131133132233312   <<    C313212111113331323312111133133313331333133313331333133313331311331322333123   >>      C313212111113331323312111133133313331333133313331333133313331311331322333122   >>