Synonyms: AC1L49SB;3-oxo-6betaH-11beta-phenylselenoeudesm-1,4-dien-6,13-olide;(3R,3aR,5aS,9bS)-3,5a,9-trimethyl-3-phenylselanyl-3a,4,5,9b-tetrahydrobenzo[g][1]benzofuran-2,8-dione;66726-12-3;Naphtho(1,2-b)furan-2,8(3H,4H)-dione, 3a,5,5a,9b-tetrahydro-3,5a,9-trimethyl-3-(phenylseleno)-, (3R-(3alpha,3abeta,5aalpha,9balpha))-