http://qiserver.ugr.es/cod/1522993.cif
http://qiserver.ugr.es/cod/1522994.cif
http://qiserver.ugr.es/cod/1523437.cif
http://qiserver.ugr.es/cod/1523438.cif
http://qiserver.ugr.es/cod/1523439.cif
http://qiserver.ugr.es/cod/1523606.cif
http://qiserver.ugr.es/cod/1527274.cif
http://qiserver.ugr.es/cod/1527275.cif
http://qiserver.ugr.es/cod/1527276.cif
http://qiserver.ugr.es/cod/1527277.cif