http://qiserver.ugr.es/cod/4343568.cif
http://qiserver.ugr.es/cod/4343687.cif
http://qiserver.ugr.es/cod/4344206.cif
http://qiserver.ugr.es/cod/4344207.cif
http://qiserver.ugr.es/cod/4344221.cif
http://qiserver.ugr.es/cod/4344277.cif
http://qiserver.ugr.es/cod/4344279.cif
http://qiserver.ugr.es/cod/4345037.cif