C13332313311211113313331333133313331323133313331333133313331321123232213111   >>    C1333231331121111331333133313331333132313331333133313331333132112323221311   <<    C13332313311211113313331333133313331323133313331333133313331321123232213113   >>      C13332313311211113313331333133313331323133313331333133313331321123232213112   >>