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# Ketone Transformation with Alpha Carbonyl Substitution IV

ORGO2-IR01ST

What is the product at the end of the following transformation?

In addition to the $^1$H NMR spectrum depicted, the final product has the following spectral data:

IR: large peaks at 2950 and 1715 cm$^{-1}$.

$^{13}$C NMR: 167, 146, 128, 61, 38, 33, 13, 14 ppm.

A
B
C
D
E