C31231211113313121211113313113313331333132322331323131133132213231   >>    C3123121111331312121111331311331333133313232233132313113313221323   <<    C31231211113313121211113313113313331333132322331323131133132213233   >>      C31231211113313121211113313113313331333132322331323131133132213232   >>