Trisulfated glycosides from the holothurianCucumaria japonica

Three new triterpene glycosides have been isolated from an alcoholic extract of the Pacific Ocean commercial holothurian Cucumaria japonica: cucumariosides A _T 1 (I), A _T 2 (II), and A _T 3 (III). The structures of these glycosides have been established by chemical and physical methods.