5- tert -Butyl-2-piperidin-1-ylmethyl-furan-3-carboxylic acid

5-Oxo-5-pyrrolidin-1-yl-pentanoic acid

5-Amino-2-(4-methyl-piperazin-1-yl)-benzoic acid

2-Methoxy-5-(morpholine-4-sulfonyl)-benzoic acid

4-(2-Oxo-pyrrolidin-1-yl)-butyric acid

4-(2-氧-吡咯烷-1-基)-丁酸

(2-Oxo-pyrrolidin-1-yl)-acetic acid

(2-氧代-吡咯烷-1-基)-乙酸

3-(1,1-Dioxo-[1,2]thiazinan-2-yl)-benzoic acid

3-(2-异丙基咪唑-1-基)丙酸, 3-(2-Isopropyl-imidazol-1-yl)-propionic acid

(1-Oxo-1,3-dihydro-isoindol-2-yl)-acetic acid

2-(1-氧代异吲哚啉-2-基)乙酸

4-(Piperidine-1-sulfonyl)-benzoic acid

4-Oxo-3,4-dihydro-phthalazine-1-carboxylic acid