Give the products obtained from the following Wittig reaction. Show both stereoisomers. 
Definitions:
Amortization
The gradual reduction of a debt over a specific period of time through regular payments, or the allocation of the cost of an intangible asset over its useful life.
Coupon Rate
The annual interest rate paid by a bond issuer to its bondholders, typically expressed as a percentage of the bond's face value.
Market Rate
The prevailing interest rate available in the marketplace for securities, loans, or deposits, often determined by supply and demand forces.
Face Value
The nominal value of a security stated by the issuer, usually representing the amount to be repaid at maturity for bonds.
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