40153-92-2
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74-88-4
甲基碘
→
7471-36-5
methyl 2-methyl-1-oxo-3,4-dihydrophenanthrene-2-carboxylate
7471-42-3
methyl 1-hydroxy-1-(2-methoxy-2-oxoethyl)-2-methyl-3,4-dihydrophenanthrene-2-carboxylate