US 7,572,820 B2
Chemical compounds
Philip Stewart Turnbull, Durham, N.C. (US); Rodolfo Cadilla, Durham, N.C. (US); Andrew Larkin, Durham, N.C. (US); Huiquiang Zhou, Durham, N.C. (US); Eugene L. Stewart, Durham, N.C. (US); Katherine Stetson, Durham, N.C. (US); Darryl Lynn McDougald, Durham, N.C. (US); Amarjit Sab Randhawa, Durham, N.C. (US); and John A. Ray, Durham, N.C. (US)
Assigned to SmithKline Beecham Corporation, Philadelphia, Pa. (US)
Filed on Sep. 27, 2007, as Appl. No. 11/862,531.
Claims priority of provisional application 60/827522, filed on Sep. 29, 2006.
Claims priority of provisional application 60/971038, filed on Sep. 10, 2007.
Prior Publication US 2008/0139631 A1, Jun. 12, 2008
Int. Cl. A61K 31/427 (2006.01); C07D 271/06 (2006.01); C07D 413/06 (2006.01)
U.S. Cl. 514—364  [548/125; 548/131; 514/361] 5 Claims
 
1. A compound of formula:

OG Complex Work Unit Drawing
or a salt thereof.