C31231211113313121211113313113313331333132322331323113313231323111   >>    C3123121111331312121111331311331333133313232233132311331323132311   <<    C31231211113313121211113313113313331333132322331323113313231323113   >>      C31231211113313121211113313113313331333132322331323113313231323112   >>