111508-29-3
ethyl 2,3-dibenzyl-3-(ethoxycarbonylacetyl)carbazate
→
111508-31-7
ethyl 1,2-dibenzyl-3,5-dioxopyrazolidine-4-carboxylate
140-28-3
N,N'-二苄基乙二胺
93847-25-7
1,2-dibenzyl-4-diazonio-5-oxopyrazol-3-olate