C31231211113313121211113313113313331333132322331323211232212111   >>    C3123121111331312121111331311331333133313232233132321123221211   <<    C31231211113313121211113313113313331333132322331323211232212113   >>      C31231211113313121211113313113313331333132322331323211232212112   >>