C31231211113313121211113313113313331333132322331323113313223231   >>    C3123121111331312121111331311331333133313232233132311331322323   <<    C31231211113313121211113313113313331333132322331323113313223233   >>      C31231211113313121211113313113313331333132322331323113313223232   >>