纳美芬杂质   Nalmefene impurity

NMF-A  2,2'-BisnalMefene;NalMefene related substance  176220-84-1

NMF-B  (4R,4aS,7aS,12bS)-7-methylene1,2,3,4,5,6,7,7a-octahydro-4aH-4,12methanobenzofuro[3,2-e]isoquinoline4a,9-diol  42971-33-5
MF-C  (4R,4aS,7aR,12bS)-3(cyclopropylmethyl)-4a,9-dihydroxy2,3,4,4a,5,6-hexahydro-1H-4,12methanobenzofuro[3,2-e]isoquinolin7(7aH)-one hydrochloride 16676-29-2