Figure 2
Molecular structure of (R,R/S,S)-9-benzyl-3-methyl-7-phenyl-1,6-dioxa-3,9- diazaspiro[4,4]nonane-2,8-dione with non-hydrogen atoms represented by 50% displacement ellipsoids and hydrogen atoms as spheres of arbitrary size. The 5-S,7-S diastereomer is shown. |