C31321211111333132331211113313331333133313331333133313331333133313113311222131   >>    C3132121111133313233121111331333133313331333133313331333133313331311331122213   <<    C31321211111333132331211113313331333133313331333133313331333133313113311222133   >>      C31321211111333132331211113313331333133313331333133313331333133313113311222132   >>