C13223313311212111133133313331333131212111113331333131211113313233311231111   >>    C1322331331121211113313331333133313121211111333133313121111331323331123111   <<    C13223313311212111133133313331333131212111113331333131211113313233311231113   >>      C13223313311212111133133313331333131212111113331333131211113313233311231112   >>