Simplify (4xy^2)^3(xy)^5

AAAaannndd the bot gets it wrong yet again!

(4xy^2)^3 (xy)^5 = 4^3 x^3 y^6 * x^5 y^5 = 64 x^8 y^11

(4xy^2)^3(xy)^5 = (4xy^7)^3