| CPC C07D 471/16 (2013.01) [A61K 31/4985 (2013.01); A61K 45/06 (2013.01); A61P 25/18 (2018.01); A61P 25/22 (2018.01); A61P 25/24 (2018.01); C07B 59/002 (2013.01); C07D 471/14 (2013.01)] | 15 Claims |
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1. A pharmaceutical composition comprising a compound of formula I:
![]() wherein:
R1 is CH3;
R2 and R3 are each independently H or D;
R4 and R5 are each H;
provided that R2 and R3 are not both H,
and wherein D is deuterium;
in free or pharmaceutically acceptable salt form, in combination or association with a pharmaceutically acceptable diluent or carrier.
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