469-13-6 AIDS-127808 AIDS127808 NSC192734 Spiro[9H-furo[2',3':4,5]cyclopenta[1,2-b]naphth[2,1-d]oxepin-9,2'-[2H]pyran]-6(1H)-one, eicosahydro-2-hydroxy-4a,5',7a,8-tetramethyl-