C13332313311211113313331333133313331322333133313331333133312233222321   >>    C1333231331121111331333133313331333132233313331333133313331223322232   <<    C13332313311211113313331333133313331322333133313331333133312233222323   >>      C13332313311211113313331333133313331322333133313331333133312233222322   >>