C13332313311211113313331333133313133313232233121111331333132323213211231   >>    C1333231331121111331333133313331313331323223312111133133313232321321123   <<    C13332313311211113313331333133313133313232233121111331333132323213211233   >>      C13332313311211113313331333133313133313232233121111331333132323213211232   >>