C31231211111133131211113313331333133313332233132313331333132311111   >>    C3123121111113313121111331333133313331333223313231333133313231111   <<    C31231211111133131211113313331333133313332233132313331333132311113   >>      C31231211111133131211113313331333133313332233132313331333132311112   >>