C3123223313331322121111331333133313331333121211111133131133133313233312233231   >>    C312322331333132212111133133313331333133312121111113313113313331323331223323   <<    C3123223313331322121111331333133313331333121211111133131133133313233312233233   >>      C3123223313331322121111331333133313331333121211111133131133133313233312233232   >>