"(2S,?3S)?-2,?3-?Bis(phenylmethoxy)?-butanedioic Acid Compound with (aR)?-?a-?[3-?[[2-?(3,?4-?Dimethoxyphenyl)?ethyl]?methylamino]?propyl]?-?3,?4-?dimethoxy-?a-?(1-?methylethyl)?benzeneacetonitrile","(R)-(+)-Verapamil-d6 (2S,?3S)?-2,?3-?Bis(phenylmethoxy)?-butanedioic Acid","(R)-(+)-Verapamil-d6 (2S,???3S)???-2,???3-???Bis(phenylmethoxy)???-butanedioic Acid is an intermediate in synthesizing (R)-(+)-Verapamil-d6 Hydrochloride (V124992), a labelled R-Verapamil (V124990). Both isomers inhibit the p-glycoprotein efflux pump in multidrug resistant tumor cells.", Stable Isotopes
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