C3132121111133313233121111331333133313331333133313331333133313331333232223331   >>    C313212111113331323312111133133313331333133313331333133313331333133323222333   <<    C3132121111133313233121111331333133313331333133313331333133313331333232223333   >>      C3132121111133313233121111331333133313331333133313331333133313331333232223332   >>