Reaction (a) 2 NaOEt, EtOH A Draw the product of reaction (a). Select Draw Templates More Erase Reaction (b). 2 H NaOEt, EtOH A G Draw the product of reaction (b). Select Draw Templates / " C H More Erase Q2 2Q

Please don't provide handwriting solution

Plastic photochromic sunglasses are based on the following reversible rearrangement of a dye inside the lenses that occurs when the lenses are exposed to sunlight. The original dye absorbs UV light but not visible light and is thus colorless, while the rearrangement product absorbs visible light and is thus darkened. (a) Show the mechanism of the rearrangement. (b) Why does the rearrangement product absorb at a longer wavelength (visible light) than the original dye (UV)?

Provide mechanism and products for reaction