Concert Pharmaceuticals (Lexington, MA) development-stage pharmaceutical company focused on new chemical entities based upon modifications of validated drug molecules using deuterium chemistry, closed a $37M Series C financing. Participants include Adage Capital Management, SR One, Mediphase Venture Partners, Westfield Capital Management, Three Arch Partners, TVM Capital, Skyline Ventures, Brookside Capital Partners Fund, Flagship Ventures, Greylock Partners, New Leaf Venture Partners, and QVT Fund.