http://qiserver.ugr.es/cod/1004023.cif
http://qiserver.ugr.es/cod/4031676.cif
http://qiserver.ugr.es/cod/4031691.cif
http://qiserver.ugr.es/cod/4031693.cif
http://qiserver.ugr.es/cod/4031697.cif
http://qiserver.ugr.es/cod/4031704.cif
http://qiserver.ugr.es/cod/4031705.cif
http://qiserver.ugr.es/cod/4031710.cif
http://qiserver.ugr.es/cod/4031777.cif