C31232233133313221211113313331333132313331322121111121111133313232223213311   >>    C3123223313331322121111331333133313231333132212111112111113331323222321331   <<    C31232233133313221211113313331333132313331322121111121111133313232223213313   >>      C31232233133313221211113313331333132313331322121111121111133313232223213312   >>