134-20-3
氨茴酸甲酯
→
63480-08-0
[1,2]oxazolo[3,2-b]quinazolin-9-one
37795-76-9
methyl 2-(3-chloropropanoylamino)benzoate
118-48-9
靛红酸酐
37795-69-0
2,3-dihydro-[1,2]oxazolo[3,2-b]quinazolin-9-one