506-93-4
硝酸胍
+
52182-15-7
1,1-二苯基-1-羟基乙酸乙酯
→
17925-19-8
2-amino-5,5-diphenyl-1,3-oxazol-4-one
32956-98-2
5,5-diphenyl-2-(prop-2-ynylamino)-1,3-oxazol-4-one
4171-11-3
5,5-diphenyl-1,3-oxazolidine-2,4-dione