C13332313311211113313331333133313331323132233133313331333221232212311   >>    C1333231331121111331333133313331333132313223313331333133322123221231   <<    C13332313311211113313331333133313331323132233133313331333221232212313   >>      C13332313311211113313331333133313331323132233133313331333221232212312   >>