C13332313311211113313331333133313331323132233133313331323113313221311   >>    C1333231331121111331333133313331333132313223313331333132311331322131   <<    C13332313311211113313331333133313331323132233133313331323113313221313   >>      C13332313311211113313331333133313331323132233133313331323113313221312   >>