C31321211111333132331211113313331333133313331333133313331333133313112232233311   >>    C3132121111133313233121111331333133313331333133313331333133313331311223223331   <<    C31321211111333132331211113313331333133313331333133313331333133313112232233313   >>      C31321211111333132331211113313331333133313331333133313331333133313112232233312   >>