C312312111133131212111133131133133313331311331333132233131333131   >>    C31231211113313121211113313113313331333131133133313223313133313   <<    C312312111133131212111133131133133313331311331333132233131333133   >>      C312312111133131212111133131133133313331311331333132233131333132   >>