C31321211111333132331211113313331333133313331333133313331333112211232231   >>    C3132121111133313233121111331333133313331333133313331333133311221123223   <<    C31321211111333132331211113313331333133313331333133313331333112211232233   >>      C31321211111333132331211113313331333133313331333133313331333112211232232   >>