http://qiserver.ugr.es/cod/2300378.cif
http://qiserver.ugr.es/cod/5000219.cif
http://qiserver.ugr.es/cod/9009651.cif
http://qiserver.ugr.es/cod/9009652.cif
http://qiserver.ugr.es/cod/9009653.cif
http://qiserver.ugr.es/cod/9009654.cif
http://qiserver.ugr.es/cod/9009655.cif
http://qiserver.ugr.es/cod/9009656.cif
http://qiserver.ugr.es/cod/9009657.cif
http://qiserver.ugr.es/cod/9009658.cif