3-Aza-A-homoandrost-4a-en-4-one, 17-[4-[4-[bis(2-chloroethyl)amino]phenyl]-1-oxobutoxy]-, (17b)- 99876-94-5 AIDS-001697 AIDS001697 Cyclopenta[5,6]naphth[1,2-d]azepine, 3-aza-A-homoandrost-4a-en-4-one deriv. DAL 16 NSC622556