p. 4299 - 4312
(2007/10/03)(3aα,4β,8α,8aβ)-3,3'-[(dihydro-2,2-dimethyl-6-oxo-4,8-bis(phenylmethyl)-4H-1,3-dioxolo[4,5-e][1,3]diazepine-5,7(6H,8H)-diyl)bis(methylene)]bis[benzoic acid]
(3aS,4R,8R,8aS)-4,8-dibenzyl-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-e][1,3]diazepin-6(7H)-one
3-methoxycarbonylbenzyl bromide