Ecdysteroids from Vitex canescens

Ecdysteroids from Vitex canescens Further constituents from the bark of Holarrhena pubescens Steroidal alkaloids and an androstane derivative from the bark of Holarrhena pubescens Ecdysteroids and other constituents from Sida spinosa L. A New Phytoecdysteroid from Ajuga taiwanensis Isolation of deoxyecrustecdysone, deoxyecdysone, and α-ecdysone from the fern Blechnum minus ¹ H and ¹³ C NMR assignments of new ecdysteroids from <i>Callisia fragrans</i> Two pregnane ester glycosides from Pergularia pallida Alkaloidal and other constituents of Uncaria elliptica and canthium dicoccum 7,8-dihydroajugasterone C, norhygrine and other constituents of Nierembergia hippomanica