(4-Hydroxy-3-methoxyphenyl)(4-methylphenyl)-methanone-d4,4-Hydroxy-3-methoxy-4'-methylbenzophenone-d4,"4-Hydroxy-3-methoxy-4'-methylbenzophenone-d4 is an intermediate in the synthesis of 3-O-Methyl Tolcapone-d4 (M330892), which is a metabolite of the catechol-O-Methyl transferase inhibitor Tolcapone (T535250).", Stable Isotopes
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