C3123223313331322121111331333133313331333121211113313232213331322212233232231   >>    C312322331333132212111133133313331333133312121111331323221333132221223323223   <<    C3123223313331322121111331333133313331333121211113313232213331322212233232233   >>      C3123223313331322121111331333133313331333121211113313232213331322212233232232   >>