[ x^3 - x^2 - 2*x + 1, \ x^3 + 2*x - 2, \ x^3 - x^2 + 2*x - 3, \ x^3 - x^2 + 2*x + 2, \ x^3 - x^2 + 5*x - 13, \ x^3 - x^2 + 5*x + 15, \ x^3 - x^2 - 23*x - 13 ]