[PAR] [TLE] Lewis Hastings Sarett [SEP] Lewis Hastings Sarett (December 22, 1917 – November 29, 1999) was an American organic chemist.  While serving as a research scientist at Merck & Co., Inc., synthesized cortisone. [PAR] [TLE] Merck &amp; Co. [SEP] Merck & Co., Inc. (), d.b.a. Merck Sharp & Dohme (MSD) outside the United States and Canada, is an American pharmaceutical company and one of the largest pharmaceutical companies in the world.
[PAR] [TLE] Lewis Hastings Sarett [ SEP ] Lewis Hastings Sarett ( December 22 , 1917 – November 29 , 1999 ) was an American organic chemist . While serving as a research scientist at Merck & Co. , Inc. , synthesized cortisone . [PAR] [TLE] Merck & amp ; Co. [ SEP ] Merck & Co. , Inc. ( ) , d.b.a . Merck Sharp & Dohme ( MSD ) outside the United States and Canada , is an American pharmaceutical company and one of the largest pharmaceutical companies in the world .
Lewis Hastings Sarett was a research scientist at one of the largest what, in the world?
Lewis Hastings Sarett was a research scientist at one of the largest what , in the world ?
pharmaceutical companies
pharmaceutical companies