Podophyllol, a derivative of podophyllotoxin esters, has antitumor activity[1].
References
[1] Levy RK, et, al. Antitumor agents LXII: synthesis and biological evaluation of podophyllotoxin esters and related derivatives. J Pharm Sci. 1983 Oct; 72(10): 1158-61. DOI:10.1002/jps.2600721012
