C313212111113331323312111133133313331333133313331333133313331322133313233311   >>    C31321211111333132331211113313331333133313331333133313331333132213331323331   <<    C313212111113331323312111133133313331333133313331333133313331322133313233313   >>      C313212111113331323312111133133313331333133313331333133313331322133313233312   >>