C13223313311212111133133313331333132313331333133313331322133313233231   >>    C1322331331121211113313331333133313231333133313331333132213331323323   <<    C13223313311212111133133313331333132313331333133313331322133313233233   >>      C13223313311212111133133313331333132313331333133313331322133313233232   >>