New cytotoxic briaran diterpenes from the formosan gorgonian Briareum sp.

Jyh Horng Sheu, Ping Jyun Sung, Li Huei Huang, Shu Fang Lee, Tzuhua Wu, Bih Yuan Chang, Chang Yih Duh, Lee Shing Fang, Keryea Soong, Tsong Jen Lee