Derivative of $sin(cos(x^2))$ with respect to $x^2 $ is :

$-2xcos (sin(x^2))$ $-2xcos (cos(x^2))sin(x^2)$ $-cos (cos(x^2))sin(x^2)$ $cos (cos(x^2))sin(x^2)$

$-cos (cos(x^2))sin(x^2)$