C31321211111333132331211113313331333133313331333133313331333132323321331   >>    C3132121111133313233121111331333133313331333133313331333133313232332133   <<    C31321211111333132331211113313331333133313331333133313331333132323321333   >>      C31321211111333132331211113313331333133313331333133313331333132323321332   >>