Pseudoirroratin A, a new cytotoxic ent-kaurene diterpene from Isodon pseudo-irrorata.
Zhang H, Fan Z, Tan GT, Chai HB, Pezzuto JM, Sun H, Fong HH. Pseudoirroratin A, a new cytotoxic ent-kaurene diterpene from Isodon pseudo-irrorata. J Nat Prod. 2002 Feb; 65(2):215-7.