http://qiserver.ugr.es/cod/1526305.cif
http://qiserver.ugr.es/cod/1526306.cif
http://qiserver.ugr.es/cod/1526753.cif
http://qiserver.ugr.es/cod/1526755.cif
http://qiserver.ugr.es/cod/1526757.cif
http://qiserver.ugr.es/cod/1526759.cif
http://qiserver.ugr.es/cod/1526761.cif
http://qiserver.ugr.es/cod/1526763.cif
http://qiserver.ugr.es/cod/1526765.cif
http://qiserver.ugr.es/cod/1526768.cif