C3123223313331322121111331333133313331333121211113313331331123113313232321   >>    C312322331333132212111133133313331333133312121111331333133112311331323232   <<    C3123223313331322121111331333133313331333121211113313331331123113313232323   >>      C3123223313331322121111331333133313331333121211113313331331123113313232322   >>