72705-83-0
4-benzyl-3-phenyl-4H-1,2-oxazol-5-one
54670-87-0
diethyl 2-benzyl-3-oxobutanedioate
80490-38-6
4-benzyl-5-oxoisoxazoline-3-carboxylic acid ethyl ester
617-12-9
分支酸
153280-10-5
(5H)-2-Amino-3-hydroxy-5-phenyl-furan-4-one

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