http://qiserver.ugr.es/cod/1548100.cif
http://qiserver.ugr.es/cod/1548101.cif
http://qiserver.ugr.es/cod/1548102.cif
http://qiserver.ugr.es/cod/1548103.cif
http://qiserver.ugr.es/cod/1548104.cif
http://qiserver.ugr.es/cod/1548105.cif
http://qiserver.ugr.es/cod/1548106.cif
http://qiserver.ugr.es/cod/1548107.cif