3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-N-[2-(dimethyl-d6-amino)ethyl]-4-ethoxy-benzenesulfonamide,3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-N-[2-(dimethyl-d6-amino)ethyl]-4-ethoxy-benzenesulfonamide,Descarbonsildenafil-d3 is the labeled analogue of Descarbonsildenafil (D289520), a sildenafil (S435000) analogue found in a functional coffee sample labeled to have male sexual performance enhancement effects.,sildenafil Stable Isotopes
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