C13332313311211113313331333133313331322331333133313113313223111   >>    C1333231331121111331333133313331333132233133313331311331322311   <<    C13332313311211113313331333133313331322331333133313113313223113   >>      C13332313311211113313331333133313331322331333133313113313223112   >>