2',3'-dideoxy-2',3'-didehydrothymidine monophosphate
2',3'-dideoxy-2',3'-didehydrothymidine monophosphate ??
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2',3'-dideoxy-2',3'-didehydrothymidine monophosphate C??? ??, ??, ??
2',3'-dideoxy-2',3'-didehydrothymidine monophosphate ?? ?? ? ???
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2',3'-dideoxy-2',3'-didehydrothymidine monophosphate ?? ??
???( 0)?? ??