C133323133112111133133313331333133313232212133121111331322121211   >>    C13332313311211113313331333133313331323221213312111133132212121   <<    C133323133112111133133313331333133313232212133121111331322121213   >>      C133323133112111133133313331333133313232212133121111331322121212   >>