Patent ID: 6924304

Claim:
A compound having formula (I) or pharmaceutically acceptable salts or prodrugs thereof, wherein L 1 is selected from the group consisting of —S(O) 2 O— and —OS(O) 2 —; R 1 is indolyl, wherein the indolyl can be optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from the group consisting of (a) oxo, (b) azido, (c) carboxy, (d) carboxaldehyde, (e) cyano, (f) halo, (g) hydroxy, (h) nitro, (i) perfluoroalkyl, (j) perfluoroalkoxy, (k) alkyl, (l) alkenyl, (m) alkynyl, (n) alkanoyloxy, (o) alkoxycarbonyl, (p) cycloalkyl, (q) cycloalkylalkyl, (r) cycloalkenyl, (s) cycloalkenylalkyl, (t) alkanoyl, (u) alkoxy, (v) cycloalkoxy, (w) aryloxy, (x) heteroaryloxy, (y) thioalkoxy (z) alkylsulfinyl, (aa) alkylsulfonyl, (bb) —NR 8 R 9 , wherein R 8 and R 9 are independently selected from the group consisting of (i) hydrogen (ii) alkyl, (iii) arylalkyl, and (iv) alkanoyl, wherein the alkanoyl can be optionally substituted with 1 or 2 substituents independently selected from the group consisting of (1′) halo (2′) hydroxy, and (3′) —NR 10 R 11 wherein R 10 and R 11 are independently hydrogen or alkyl, and (cc) —SO 2 NR 8 R 9 , wherein R 8 and R 9 are defined above; R 2 and R 6 are independently selected from the group consisting of (1) hydrogen, (2) alkyl, (3) alkoxy, (4) thioalkoxy; and (5) hydroxy, and R 3 , R 4 , and R 5 are independently selected from the group consisting of (1) alkyl, (2) alkoxy, (3) thioalkoxy, and (4) hydroxy.