http://qiserver.ugr.es/cod/1513880.cif
http://qiserver.ugr.es/cod/1527518.cif
http://qiserver.ugr.es/cod/1527519.cif
http://qiserver.ugr.es/cod/1527520.cif
http://qiserver.ugr.es/cod/1527521.cif
http://qiserver.ugr.es/cod/1527522.cif
http://qiserver.ugr.es/cod/1527684.cif
http://qiserver.ugr.es/cod/1527838.cif
http://qiserver.ugr.es/cod/1528145.cif
http://qiserver.ugr.es/cod/1528146.cif
http://qiserver.ugr.es/cod/1529189.cif