(3S)-tetrahydro-3-furanyl N-(1S,2R)-1-benzyl-3-[(6-chloro-2,2-dimethylhexyl)amino]-2-hydroxypropylcarbamate 以65%的产率得到(3S)-tetrahydro-3-furanyl N-(1S,2R)-3-[(1,3-benzodioxol-5-ylsulfonyl)(6-chloro-2,2-dimethylhexyl)amino]-1-benzyl-2-hydroxypropylcarbamate