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What is the derivative of $ y=e^{2x^{^{2}}+1},$ with respect to ‘$x$’?

$\cfrac { dy }{ dx }={ xe }^{ { 4x }^{ 2 }+1 }$

$\cfrac { dy }{ dx }={ 8xe }^{ { x }^{ 2 }+1 }$

$\cfrac { dy }{ dx }={ 4xe }^{ { 2x }^{ 2 }+1 }$

$\cfrac { dy }{ dx }=-4xe^{ 2x^{ 4 }+1 }$

$\cfrac { dy }{ dx }=2xe^{ 2x+1 }$