C3123121111331312121111331333133313331333121333133313331333221313331322113231   >>    C312312111133131212111133133313331333133312133313331333133322131333132211323   <<    C3123121111331312121111331333133313331333121333133313331333221313331322113233   >>      C3123121111331312121111331333133313331333121333133313331333221313331322113232   >>