{{-1/2*(d*(s12 + s23)^2)/((-3 + d)*s12^2*s13^3*s23), 
  -1/2*(d*s12^2 - 2*s12*s13 + d*s12*s13 + d*s12*s23 + 2*s13*s23 - d*s13*s23)/
    ((-3 + d)*s12^2*s13^3*s23), -1/2*(s12 + s23)/((-3 + d)*s12*s13^2*s23), 
  (s12 + s23)^2/(2*(-3 + d)*s12^2*s13^2*s23), 
  (s12^2 + s12*s13 + s12*s23 - s13*s23)/(2*(-3 + d)*s12^2*s13^2*s23), 
  (s12 + s23)/(2*(-3 + d)*s12^2*s13^2)}, 
 {(-4*s12*s13 + d*s12*s13 - d*s12*s23 - d*s13*s23 - d*s23^2)/
   (2*(-3 + d)*s12^2*s13^3*s23), (-4*s12*s13 + d*s12*s13 - 2*s13^2 + 
    d*s13^2 - d*s12*s23 - 2*s13*s23 + d*s13*s23)/
   (2*(-3 + d)*s12^2*s13^3*s23), -1/2*(s13 + s23)/((-3 + d)*s12*s13^2*s23), 
  -1/2*(s12*s13 - s12*s23 - s13*s23 - s23^2)/((-3 + d)*s12^2*s13^2*s23), 
  -1/2*(s12*s13 + s13^2 - s12*s23 + s13*s23)/((-3 + d)*s12^2*s13^2*s23), 
  (s13 + s23)/(2*(-3 + d)*s12^2*s13^2)}, 
 {(2*(s12 + s23))/((-3 + d)*s12*s13^2*s23), 2/((-3 + d)*s13^2*s23), 
  1/((-3 + d)*s13*s23), 0, 0, -(1/((-3 + d)*s12*s13))}, 
 {((-4 + d)*(s12^2 + s12*s13 + s12*s23 - s13*s23))/
   (2*(-3 + d)*s12^2*s13^2*s23^2), 
  ((s12 + s13)*(-4*s12 + d*s12 - 2*s13 + d*s13))/
   (2*(-3 + d)*s12^2*s13^2*s23^2), -1/2*(s12 + s13)/((-3 + d)*s12*s13*s23^2), 
  (s12^2 + s12*s13 + s12*s23 - s13*s23)/(2*(-3 + d)*s12^2*s13*s23^2), 
  (s12 + s13)^2/(2*(-3 + d)*s12^2*s13*s23^2), 
  -1/2*(s12 + s13)/((-3 + d)*s12^2*s13*s23)}, 
 {((-4 + d)*(s12*s13 - s12*s23 - s13*s23 - s23^2))/
   (2*(-3 + d)*s12^2*s13^2*s23^2), (-4*s12*s13 + d*s12*s13 - 2*s13^2 + 
    d*s13^2 + 4*s12*s23 - d*s12*s23 - 2*s13*s23 + d*s13*s23)/
   (2*(-3 + d)*s12^2*s13^2*s23^2), -1/2*(s13 + s23)/((-3 + d)*s12*s13*s23^2), 
  (s12*s13 - s12*s23 - s13*s23 - s23^2)/(2*(-3 + d)*s12^2*s13*s23^2), 
  (s12*s13 + s13^2 - s12*s23 + s13*s23)/(2*(-3 + d)*s12^2*s13*s23^2), 
  -1/2*(s13 + s23)/((-3 + d)*s12^2*s13*s23)}, {0, 2/((-3 + d)*s12*s13*s23), 
  -(1/((-3 + d)*s13*s23)), 0, 0, -(1/((-3 + d)*s12*s13))}}