Multiply These Monomials, and Simplify $(-5 x)\left(3 x y^{2} z\right)\left(-2 x^{2} z\right)\left(-x y^{3}\right)$

Multiply these monomials, and simplify: $(-5 x)\left(3 x y^{2} z\right)\left(-2 x^{2} z\right)\left(-x y^{3}\right)$