C13332313311211113313331333133313331322333133313331333211331312321   >>    C1333231331121111331333133313331333132233313331333133321133131232   <<    C13332313311211113313331333133313331322333133313331333211331312323   >>      C13332313311211113313331333133313331322333133313331333211331312322   >>