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9-[5-O -[Bis(4-methoxyphenoxy)phosphinothioyl]-4-C -(difluoromethyl)-β-D-xylofuranosyl]-9H -purin-6-amine (1803136-80-2)
	          CAS: 1803136-80-2 
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9-[5-O -[Bis(4-methoxyphenoxy)phosphinyl]-4-C -(difluoromethyl)-β-D-xylofuranosyl]-9H -purin-6-amine (1803136-79-9)
	          CAS: 1803136-79-9 
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9-[4-C -(Difluoromethyl)-5-O -(2-sulfido-4H -1,3,2-benzodioxaphosphorin-2-yl)-β-D-xylofuranosyl]-9H -purin-6-amine (1803136-78-8)
	          CAS: 1803136-78-8 
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9-[4-C -(Difluoromethyl)-5-O -(2-oxido-4H -1,3,2-benzodioxaphosphorin-2-yl)-β-D-xylofuranosyl]-9H -purin-6-amine (1803136-77-7)
	          CAS: 1803136-77-7 
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9-[5-O -[Bis(4-methoxyphenoxy)phosphinothioyl]-3-deoxy-4-C -(difluoromethyl)-3-fluoro-β-D-xylofuranosyl]-9H -purin-6-amine (1803135-64-9)
	          CAS: 1803135-64-9 
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9-[5-O -[Bis(4-methoxyphenoxy)phosphinyl]-3-deoxy-4-C -(difluoromethyl)-3-fluoro-β-Dxylofuranosyl]-9H -purin-6-amine (1803135-63-8)
	          CAS: 1803135-63-8 
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9-[3-Deoxy-4-C -(difluoromethyl)-3-fluoro-5-O -(2-sulfido-4H -1,3,2-benzodioxaphosphorin-2-yl)-β-D-xylofuranosyl]-9H -purin-6-amine (1803135-62-7)
	          CAS: 1803135-62-7 
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9-[3-Deoxy-4-C -(difluoromethyl)-3-fluoro-5-O -(2-oxido-4H -1,3,2-benzodioxaphosphorin-2-yl)-β-D-xylofuranosyl]-9H -purin-6-amine (1803135-61-6)
	          CAS: 1803135-61-6 
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9-[5-O -[Bis(4-methoxyphenoxy)phosphinothioyl]-4-C -(difluoromethyl)-β-D-arabinofuranosyl]-9H -purin-6-amine (1803134-30-6)
	          CAS: 1803134-30-6 
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9-[5-O -[Bis(4-methoxyphenoxy)phosphinyl]-4-C -(difluoromethyl)-β-D-arabinofuranosyl]-9H -purin-6-amine (1803134-29-3)
	          CAS: 1803134-29-3 
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9-[4-C -(Difluoromethyl)-5-O -(2-sulfido-4H -1,3,2-benzodioxaphosphorin-2-yl)-β-D-arabinofuranosyl]-9H -purin-6-amine (1803134-28-2)
	          CAS: 1803134-28-2 
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9-[4-C -(Difluoromethyl)-5-O -(2-oxido-4H -1,3,2-benzodioxaphosphorin-2-yl)-β-D-arabinofuranosyl]-9H -purin-6-amine (1803134-27-1)
	          CAS: 1803134-27-1 
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9-[5-O -[Bis(4-methoxyphenoxy)phosphinothioyl]-2-deoxy-4-C -(difluoromethyl)-2-fluoro-β-D-arabinofuranosyl]-9H -purin-6-amine (1803130-02-0)
	          CAS: 1803130-02-0 
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9-[5-O -[Bis(4-methoxyphenoxy)phosphinyl]-2-deoxy-4-C -(difluoromethyl)-2-fluoro-β-Darabinofuranosyl]-9H -purin-6-amine (1803129-99-8)
	          CAS: 1803129-99-8 
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9-[2-Deoxy-4-C -(difluoromethyl)-2-fluoro-5-O -(2-sulfido-4H -1,3,2-benzodioxaphosphorin-2-yl)-β-D-arabinofuranosyl]-9H -purin-6-amine (1803129-97-6)
	          CAS: 1803129-97-6 
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