C31231211113313121211113313331323133313331333133313111133132322333131   >>    C3123121111331312121111331333132313331333133313331311113313232233313   <<    C31231211113313121211113313331323133313331333133313111133132322333133   >>      C31231211113313121211113313331323133313331333133313111133132322333132   >>