C31231211111133131211113313331333133313332233132313331322332331   >>    C3123121111113313121111331333133313331333223313231333132233233   <<    C31231211111133131211113313331333133313332233132313331322332333   >>      C31231211111133131211113313331333133313332233132313331322332332   >>