Find the product of all real values of $y$ such that  $|{-2y}|\cdot\left|{-\dfrac{y}{2}}\right| = 36$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Find the product of all real values of $y$ such that  $|{-2y}|\cdot\left|{-\dfrac{y}{2}}\right| = 36$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
-36
Find the product of all real values of $y$ such that  $|{-2y}|\cdot\left|{-\dfrac{y}{2}}\right| = 36$.
train