Patent ID: 6930107

Claim:
A compound of the formula: or a pharmaceutically acceptable salt of said compound, in which: W is —O—, R 1 is located at the 3-position and is selected from methyl, bromo, or chloro, R 2 is located at the 5-position and is selected from methyl, bromo, or chioro, R 3 is located at the 2′ position and is represented by hydrogen, R 4 is located at the 3′ position and is represented by —C(R 14 )(R 15 )(R 16 ), R 5 is located at the 4′ position and is represented by hydroxy or methoxy, R 6 is located at the 5′ position and is represented by hydrogen, R 7 is hydrogen, R 8 is hydrogen, R 14 is hydrogen, or —(C 1 -C 6 )alkyl, R 15 is hydrogen or —(C 1 -C 6 )alkyl, R 16 is —(C 0 -C 6 )alkyl-aryl, aryl is (a) phenyl optionally substituted with one or mare substituents independently selected from Group Z; (b) naphthyl optionally substituted with one, or more substituents independently selected from Group Z or (c) biphenyl optionally substituted with one or more substituents independently selected from Group Z, and; Group Z, for each occurrence, is independently selected from the group consisting of (a) hydrogen, (b) halogen, (c) trifluoromethyl, (d) hydroxy, (e) —OCF 3 , (f) —CN, (g) —NO 2 , and (h) —(C 1 -C 6 )alkyl.