DOCETAXEL SIDE CHAIN NO 1

(3r,4s)-1-Tert-Butoxycarbonyl-3-(2-Ethoxyethoxy)-4-Phenyl-2-Azetidione

(3R,4S)-1-Tert-Butylcarbonyl-3-(2-Ethoxyethoxyl)-4-Phenyl-2-Azetidinone