C3123223313331322121111331333133313331333121211113313331322111113123231   >>    C312322331333132212111133133313331333133312121111331333132211111312323   <<    C3123223313331322121111331333133313331333121211113313331322111113123233   >>      C3123223313331322121111331333133313331333121211113313331322111113123232   >>