2-(3-chloro-4,5-dihydro-1,2-oxazol-5-yl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)acetic acid

(3-Chloro-4,5-dihydro-1,2-oxazol-5-yl)({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetic acid