http://qiserver.ugr.es/cod/9011556.cif
http://qiserver.ugr.es/cod/9011557.cif
http://qiserver.ugr.es/cod/9011558.cif
http://qiserver.ugr.es/cod/9011559.cif
http://qiserver.ugr.es/cod/9011560.cif
http://qiserver.ugr.es/cod/9011561.cif
http://qiserver.ugr.es/cod/9011562.cif
http://qiserver.ugr.es/cod/9011563.cif
http://qiserver.ugr.es/cod/9011564.cif
http://qiserver.ugr.es/cod/9011565.cif