C13332313311211113313331333133313331322333133313331323123231221   >>    C1333231331121111331333133313331333132233313331333132312323122   <<    C13332313311211113313331333133313331322333133313331323123231223   >>      C13332313311211113313331333133313331322333133313331323123231222   >>