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(2007/10/02)4,5α-epoxy-3-methoxy-17-propyl-morphin-7-ene-6α,14-diol
14-acetoxy-4,5α-epoxy-3-methoxy-6-oxo-morphin-7-ene-17-carbonitrile
14-acetoxy-7,8-dihydronorcodeinone
4,5α-epoxy-14-hydroxy-3-methoxy-morphin-7-en-6-one
4,5α-epoxy-17-ethyl-14-hydroxy-3-methoxy-morphin-7-en-6-one