http://qiserver.ugr.es/cod/1010244.cif
http://qiserver.ugr.es/cod/1010245.cif
http://qiserver.ugr.es/cod/1010246.cif
http://qiserver.ugr.es/cod/1010670.cif
http://qiserver.ugr.es/cod/1011150.cif
http://qiserver.ugr.es/cod/1011151.cif
http://qiserver.ugr.es/cod/1011237.cif