j2k56x4 CuNp ____ ____ AuPb NpCu ____ TiSn FePu HgHg PuFe ____ ____ ____ TiSn FePu HgHg PuFe ____ ____ CuNp ____ ____ AuPb NpCu ____ ____ CuNp ____ ____ AuPb NpCu ____ TiSn FePu HgHg PuFe AuPb NpCu ____ TiSn FePu HgHg PuFe ____ ____ CuNp ____ ____