Patent ID: 7307099

Claim:
A compound selected from compounds of the following formulae and pharmaceutically acceptable salts, esters, amides, solvates, and hydrates thereof: wherein: Ar is a group of the following formula: wherein: R SO is independently C 1-7 alkyl, C 3-20 heterocyclyl, or C 5-20 aryl; and is optionally substituted; and each of R 3N , R 4N , R 5N , R 6N , and R 7N is independently —H, or a group independently selected from: hydroxy (—OH); halo; cyano (—CN); carboxy (—COOH); azido; ester; amino, including: amino-C 1-7 alkyl-amino; C 1-7 alkyl, including: halo-C 1-7 alkyl; amino-C 1-7 alkyl; carboxy-C 1-7 alkyl; hydroxy-C 1-7 alkyl; C 5-20 aryl-C 1-7 alkyl; ether, including: C 1-7 alkoxy; halo-C 1-7 alkoxy; amino-C 1-7 alkoxy; carboxy-C 1-7 alkoxy; hydroxy-C 1-7 alkoxy; C 5-20 aryl-C 1-7 alkoxy; acyl, including: C 1-7 alkyl-acyl; halo-C 1-7 alkyl-acyl; amino-C 1-7 alkyl-acyl; carboxy-C 1-7 alkyl-acyl; hydroxy-C 1-7 alkyl-acyl; C 5-20 aryl-C 1-7 alkyl-acyl; C 5-20 aryl-acyl; and C 5-20 aryl; the group —OR O is independently: (a) —OH; or: (b) an ether group; or: (c) an acyloxy group; each of R 2 , R 3 , R 5 , and R 6 , is independently: (a) H; or: (b) a monovalent monodentate substituent; wherein each monovalent monodentate substituent, if present, is selected from: hydroxy (—OH); halo; cyano (—CN); carboxy (—COOH); azido; ester; amino, including: C 1-7 alkyl-amino; amino-C 1-7 alkyl-amino; C 1-7 alkyl, including: halo-C 1-7 alkyl; amino-C 1-7 alkyl; carboxy-C 1-7 alkyl; hydroxy-C 1-7 alkyl; C 5-20 aryl-C 1-7 alkyl; ether, including: C 1-7 alkoxy; halo-C 1-7 alkoxy; amino-C 1-7 alkoxy; carboxy-C 1-7 alkoxy; hydroxy-C 1-7 alkoxy; C 5-20 aryl-C 1-7 alkoxy; acyl, including: C 1-7 alkyl-acyl; halo-C 1-7 alkyl-acyl; amino-C 1-7 alkyl-acyl; carboxy-C 1-7 alkyl-acyl; hydroxy-C 1-7 alkyl-acyl; C 5-20 aryl-C 1-7 alkyl-acyl; C 5-20 aryl-acyl; C 5-20 aryl; thiol (—SH); and, thioether.