C31231211111133131211113313331323133313331311233132313331333133313232321331   >>    C3123121111113313121111331333132313331333131123313231333133313331323232133   <<    C31231211111133131211113313331323133313331311233132313331333133313232321333   >>      C31231211111133131211113313331323133313331311233132313331333133313232321332   >>