C13223313311212111133133313331333133313233121333133313332221331   >>    C1322331331121211113313331333133313331323312133313331333222133   <<    C13223313311212111133133313331333133313233121333133313332221333   >>      C13223313311212111133133313331333133313233121333133313332221332   >>