6beta-[(Chloromercuri)acetamido]-17-(cyclopropyl-methyl)-4,5alpha-epoxy-3,14-duhydroxymorphinan Methanesulphonate
6beta-[(chloromercuri)acetamido]-17-(cyclopropyl-methyl)-4,5alpha-epoxy-3,14-duhydroxymorphinan methanesulphonate