9753
In 1930 he received a doctorate from the University of Zurich where he studied the chemistry of plants and animals and joined the pharmaceutical - chemical firm Sandoz ( now  Novartis  ) in  Basel  .
 Novartis, Basel
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 Novartis, Basel