C313212111113331323312111133133313331333133313331333133313331322113113311   >>    C31321211111333132331211113313331333133313331333133313331333132211311331   <<    C313212111113331323312111133133313331333133313331333133313331322113113313   >>      C313212111113331323312111133133313331333133313331333133313331322113113312   >>