84773-84-2 EINECS 283-864-3 Sodium (3S-(3alpha,4beta,21beta))-(14-ethyl-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-20-oxo-9-vinylphorbine-3-propionato(3-)-N23,N24,N25,N26)cuprate(1-)