Patent ID: 7335687

Claim:
A compound selected from the group consisting of compounds of formula (I) wherein U is O or a lone pair; V is O, S; W is CO, COO, CONR 1 , CSO, CSNR 1 , SO 2 , or SO 2 NR 1 ; m and n are each integers from 0 to 7, with the provisos that m+n is 0 to 7 and m is not 0 when V is O or S; A 1 is H, lower-alkyl, hydroxy-lower-alkyl, or lower-alkenyl and A 2 is lower-alkyl, cycloalkyl, cycloalkyl-lower-alkyl, or lower-alkenyl, optionally substituted by R 2 , or A 3 and A 4 are each hydrogen or lower-alkyl, or A 5 is H, lower-alkyl, lower-alkenyl, or aryl-lower-alkyl; A 6 is lower-alkyl, cycloalkyl, aryl, aryl-lower-alkyl, heteroaryl, heteroaryl-lower-alkyl, lower-alkoxy-carbonyl-lower-alkyl; R 2 is hydroxy, hydroxy-lower-alkyl, lower-alkoxy, lower-alkoxycarbonyl, N(R 4 ,R 5 ), or thio-lower-alkoxy; R 1 , R 3 , R 4 and R 5 independently from each other are hydrogen or lower-alkyl; or pharmaceutically acceptable salts of the compounds of formula (I), or pharmaceutically acceptable esters of the compounds of formula (I).