http://qiserver.ugr.es/cod/1000285.cif
http://qiserver.ugr.es/cod/1008677.cif
http://qiserver.ugr.es/cod/1520924.cif
http://qiserver.ugr.es/cod/1521502.cif
http://qiserver.ugr.es/cod/1526841.cif
http://qiserver.ugr.es/cod/1540940.cif
http://qiserver.ugr.es/cod/1541124.cif
http://qiserver.ugr.es/cod/1548782.cif
http://qiserver.ugr.es/cod/2310291.cif
http://qiserver.ugr.es/cod/2310292.cif