C13332313311211113313331333133313331322333133313331333133313231321121221   >>    C1333231331121111331333133313331333132233313331333133313331323132112122   <<    C13332313311211113313331333133313331322333133313331333133313231321121223   >>      C13332313311211113313331333133313331322333133313331333133313231321121222   >>