http://qiserver.ugr.es/cod/1522403.cif
http://qiserver.ugr.es/cod/1523096.cif
http://qiserver.ugr.es/cod/1527450.cif
http://qiserver.ugr.es/cod/1540122.cif
http://qiserver.ugr.es/cod/1540123.cif
http://qiserver.ugr.es/cod/1540344.cif
http://qiserver.ugr.es/cod/1541205.cif
http://qiserver.ugr.es/cod/2002704.cif
http://qiserver.ugr.es/cod/2002705.cif
http://qiserver.ugr.es/cod/2002706.cif
http://qiserver.ugr.es/cod/2002707.cif