C3123223313331322121111331333133313331333121211113313311221131211   >>    C312322331333132212111133133313331333133312121111331331122113121   <<    C3123223313331322121111331333133313331333121211113313311221131213   >>      C3123223313331322121111331333133313331333121211113313311221131212   >>