Heterodimeric Diketopiperazine Alkaloids from Penicillium Expansum MA147 and Their Cytotoxicity

Jing Li, Jing Wang, Xi Zhou, Xiao-Qian Wu, Yan Li, Yi-Yun Yuan, Wen-Yu Lu, Ai-Lin Liang, Peng-Ju Xu, Wen-Xuan