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Subsequent event
9 Months Ended
Sep. 30, 2020
Subsequent event  
Subsequent event

17.    Subsequent event

In October 2020, Lilly announced that the European Commission approved baricitinib as OLUMIANT for the treatment of moderate-to-severe atopic dermatitis in adult patients who are candidates for systemic therapy.  We expect to recognize a $20.0 million milestone payment from Lilly during the fourth quarter of 2020.