Propagation formula grid (I) and acceptable formula grid. In addition, drug ingredients, including formula grid (I) and methods used to treat cancer, have been disseminated. What has been found are formula (I): and acceptable salts of drugs. In addition, pharmaceutical ingredients were published to collect formula (I) and use the same treatment for cancer.Se divulgan dendrímeros de fórmula (I) y sales farmacéuticamente aceptables de los mismos. También se divulgan composiciones farmacéuticas que comprenden el dendrímero de fórmula (I) y métodos para usar los mismos para el tratamiento del cáncer.Disclosed are dendrimers of formula (I): and pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions comprising the dendrimer of formula (I) and methods of using the same for treating cancer.