C313212111113331323312111133133313331333133313331333133313331333212323311   >>    C31321211111333132331211113313331333133313331333133313331333133321232331   <<    C313212111113331323312111133133313331333133313331333133313331333212323313   >>      C313212111113331323312111133133313331333133313331333133313331333212323312   >>