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(2007/10/02)α-Neopentylsulfonyl-neopentylidentriphenylphosphoran
α'-Neopentylsulfonyl-α-benzylsulfonylbenzylidentriphenylphosphoran
α-Neopentylsulfonyl-methylidentriphenylphosphoran
(2,2-Dimethyl-propylidene)-triphenyl-λ5-phosphane
α, β, β-Trimethyl-propyl-triphenylphosphonium