Simplify: (2x3y−2)2(4x−1y)2\frac{(2x^3y^{-2})^2}{(4x^{-1}y)^2}(4x−1y)2(2x3y−2)2
x84y6\frac{x^8}{4y^6}4y6x8
x8y6\frac{x^8}{y^6}y6x8
4x8y6\frac{4x^8}{y^6}y64x8
x8y6x^8y^6x8y6