C3123223313331322121111331333133313121111331323133313311231211133323311   >>    C312322331333132212111133133313331312111133132313331331123121113332331   <<    C3123223313331322121111331333133313121111331323133313311231211133323313   >>      C3123223313331322121111331333133313121111331323133313311231211133323312   >>