label: 7alpha-[(1R)-1-Hydroxy1-methyl-3-[4-[3-(bromomercurio)-2-methoxypropoxy]phenyl]-6,14-endo-ethenotetrahydro-N-(cyclopropylmethyl)northebaine]
label_lc: 7alpha-[(1r)-1-hydroxy1-methyl-3-[4-[3-(bromomercurio)-2-methoxypropoxy]phenyl]-6,14-endo-ethenotetrahydro-n-(cyclopropylmethyl)northebaine]