Correct letter sequence gets upvote
Starting with ethyl acetoacetate and using any other reagents of your choice, show how you would prepare the following compound:
OF
The transformation above can be performed with some reagent or combination of the reagents listed below. Give the necessary reagents in the correct order, as a string of letters (without spaces or punctuation such as EBF). If there is more than one correct solution, provide just one answer.
A
B
NaOEt
D
PCC or DMP
PhBr
H2O, heat