Novel derivatives of PF1022 substance, which are cyclodepsipeptides represented by the general formula (I) shown below or their salts are useful as anthelmintic agent for prevention or treatment of parasitic infections.
PF1022 物质的新型衍
生物是由下图所示通式 (I) 表示的环十二肽或其盐类,可用作预防或治疗寄生虫感染的驱虫药。