C313212111113331323312111133133313331333133313331333133313331323321111133313331   >>    C31321211111333132331211113313331333133313331333133313331333132332111113331333   <<    C313212111113331323312111133133313331333133313331333133313331323321111133313333   >>      C313212111113331323312111133133313331333133313331333133313331323321111133313332   >>