http://qiserver.ugr.es/cod/1522298.cif
http://qiserver.ugr.es/cod/1523312.cif
http://qiserver.ugr.es/cod/1523332.cif
http://qiserver.ugr.es/cod/1524379.cif
http://qiserver.ugr.es/cod/1525352.cif
http://qiserver.ugr.es/cod/1538441.cif
http://qiserver.ugr.es/cod/9012382.cif
http://qiserver.ugr.es/cod/9012383.cif