C31231211111133131211113313331333132312111113331333133313232223213223331   >>    C3123121111113313121111331333133313231211111333133313331323222321322333   <<    C31231211111133131211113313331333132312111113331333133313232223213223333   >>      C31231211111133131211113313331333132312111113331333133313232223213223332   >>