C31321211111333132331211113313331333133313331333133313221123331   >>    C3132121111133313233121111331333133313331333133313331322112333   <<    C31321211111333132331211113313331333133313331333133313221123333   >>      C31321211111333132331211113313331333133313331333133313221123332   >>