C313212111133131211331333133313331333133312111133133313331333133313113323223311   >>    C31321211113313121133133313331333133313331211113313331333133313331311332322331   <<    C313212111133131211331333133313331333133312111133133313331333133313113323223313   >>      C313212111133131211331333133313331333133312111133133313331333133313113323223312   >>