In 1939, Howard Foley and Ernst Chain isolated, FTP, what substance accidentally discovered in 1929 by Alexander Fleming?
When Dorothy Hodgkin predicted that the core of this substance consists of three carbons and a nitrogen atom, scientist John Cornforth said that if that were correct, he would "give up chemistry and grow mushrooms."  The War Productions Board controlled it until March of 1945, after a more productive method of growing it in wood steeped with corn liquor had replaced growing it in jars.  In 1939, Howard Foley and Ernst Chain isolated, FTP, what substance accidentally discovered in 1929 by Alexander Fleming?
When Dorothy Hodgkin predicted that the core of this substance consists of three carbons and a nitrogen atom, scientist John Cornforth said that if that were correct, he would "give up chemistry and grow mushrooms."  
Penicillin