光气

(2S)-2-(dibenzylamino)butanedioic acid

(3aR,6S,6aS)-1,3-dibenzyl-6-hydroxy-3,3a,6,6a-tetrahydro-1H-furo(3,4-d)imidazole-2,4-dione

(顺式)-1,3-二苄基二氢-1H-呋喃并[3,4-d]咪唑-2,4,6(3H)-三酮

6ξ-acetoxy-1,3-dibenzyl-(3ar,6ac)-tetrahydro-furo[3,4-d]imidazole-2,4-dione