(2,2-Diethoxy-4-oxo-5,5-diphenyl-3-oxazolidinyl)(diphenylacetyl)carbamidsaeure-ethylester

N-羟基-2-苯基-乙酰胺

3-(α-bromobenzyl)-5,6-dihydro-1,4,2-dioxazine

3-benzyl-5,6-dihydro-1,4,2-dioxazine

3,3,4,4-tetraphenyl-β-thiolactone