[ x^4 - x^3 - 17*x^2 + 26*x + 120, \ x^4 + 133*x^2 + 9, \ x^4 - x^3 + 122*x^2 - 1920*x + 27225, \ x^4 - 2*x^3 + 210*x^2 - 209*x - 99411 ]