C3123223313331322121111331333133313331333121211113313331322111111311   >>    C312322331333132212111133133313331333133312121111331333132211111131   <<    C3123223313331322121111331333133313331333121211113313331322111111313   >>      C3123223313331322121111331333133313331333121211113313331322111111312   >>