C3123223313331322121111331333133313331333121211113313222123312231   >>    C312322331333132212111133133313331333133312121111331322212331223   <<    C3123223313331322121111331333133313331333121211113313222123312233   >>      C3123223313331322121111331333133313331333121211113313222123312232   >>