C31231211113313121211113313113313331333132322331323131133132211111   >>    C3123121111331312121111331311331333133313232233132313113313221111   <<    C31231211113313121211113313113313331333132322331323131133132211113   >>      C31231211113313121211113313113313331333132322331323131133132211112   >>