D-Valine,N-[2-[4-[(2R,3R)-1-(4-fluorophenyl)-3-[[2-(4-fluorophenyl)-2-hydroxyethyl]thio]-4-oxo-2-azetidinyl]phenoxy]acetyl]glycyl-3-methyl-,1,1-dimethylethyl ester
CAS No. 917783-06-3