C3132121111133313233121111331333133313331333133313331333133313332213331   >>    C313212111113331323312111133133313331333133313331333133313331333221333   <<    C3132121111133313233121111331333133313331333133313331333133313332213333   >>      C3132121111133313233121111331333133313331333133313331333133313332213332   >>