x, y, z, t, 
x^8*y^2+4*x^2*y^2*z-x^2*y*z^2+288*x^2*y^2+207*x^2*y*z+1152*x*y^2*z+156*x*y*z^2+x*z^3-3456*x^2*y+20736*x*y^2+19008*x*y*z+432*x*z^2+82944*y^2*z-497664*x*y+62208*x*z+2985984*x
t^3*y^3+4*t^3*y^2+4*t^2*y^3-t^2*y^2*z-48*t^2*y^2-5*t^2*y*z+108*t*y*z+t*z^2+144*t*z-1728*z
4*t^2*x*z^2+t^2*z^3-t*x^2*z^2+1152*t^2*x*z+288*t^2*z^2+156*t*x^2*z+207*t*x*z^2+x^3*z+82944*t^2*x+20736*t^2*z+19008*t*x*z-3456*t*z^2+432*x^2*z-497664*t*z+62208*x*z+2985984*z
t^3*y^3+4*t^3*y^2-t^2*x*y^2+4*t^2*y^3-48*t^2*y^2-5*t*x*y^2+108*t*x*y+x^2*y+144*x*y-1728*x
