Naltrexone hydrochloride

(5-alpha)-id;17-(cyclopropylmethyl)-4,5-alpha-epoxy-3,14-dihydroxy-morphinan-6-onehydroch;17-(cyclopropylmethyl)-4,5-alpha-epoxy-3,14-dihydroxy-morphinan-6-onhydr;17-(cyclopropylmethyl)-4,5-alpha-oxy-3,14-dihydoxy-morphinan-6-onhydrochlo;17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxy-morphinan-6-onhydrochlor;en1639a;n-cyclopropylmethyl-noroxymorphonehydrochloride;nih8503