C13223313311212111133133313331333133313233121333133313113123231   >>    C1322331331121211113313331333133313331323312133313331311312323   <<    C13223313311212111133133313331333133313233121333133313113123233   >>      C13223313311212111133133313331333133313233121333133313113123232   >>