C31231211113313121211113313331333132313331323312111133131322333121233131   >>    C3123121111331312121111331333133313231333132331211113313132233312123313   <<    C31231211113313121211113313331333132313331323312111133131322333121233133   >>      C31231211113313121211113313331333132313331323312111133131322333121233132   >>