C3132121111133313233121111331333133313331312121111331333133322333133313232231   >>    C313212111113331323312111133133313331333131212111133133313332233313331323223   <<    C3132121111133313233121111331333133313331312121111331333133322333133313232233   >>      C3132121111133313233121111331333133313331312121111331333133322333133313232232   >>