Justin Chow

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RG7128 is a di-ester prodrug of a cytidine analog for the treatment of hepatitis C virus (HCV) infection. The structures of nine low level impurities (0.05-0.10%) in RG7128 drug substance were elucidated. The majority of the impurities were formed during the synthesis of the prodrug from the parent drug. Structural elucidations of the impurities were(More)
The Braille Reader is a tool for sighted people to understand printed Braille with ease. It requires no previous knowledge of printed Braille systems to operate. The user inserts the Braille document he wishes to read into the device, align the text and press the " Scan " button to begin the scan process. The Braille Reader then scans the Braille text and(More)
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