C13223313311212111133133313331333132333133313331323133323312233231   >>    C1322331331121211113313331333133313233313331333132313332331223323   <<    C13223313311212111133133313331333132333133313331323133323312233233   >>      C13223313311212111133133313331333132333133313331323133323312233232   >>