C312312111111331312111133133313331322331333133313331322131232323213331   >>    C31231211111133131211113313331333132233133313331333132213123232321333   <<    C312312111111331312111133133313331322331333133313331322131232323213333   >>      C312312111111331312111133133313331322331333133313331322131232323213332   >>