3-Pyrrolidineacetonitrile,1-[(4-methylphenyl)sulfonyl]-a,a-diphenyl-, (S)-;2,2-Diphenyl-2-((3S)-1-tosyl-3-pyrrolidinyl)acetonitrile;(S)-2,2-Diphenyl-2-(1-tosyl-3-pyrrolidinyl)acetonitrile;
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