{(-17/176 + (3*rr)/176)*U0^2 + (4/11 - (2*rr)/11)*U1*U4 + 
  (1/22 + (5*rr)/22)*U2*U5 + U3*U6 + (-9/44 - rr/44)*U1*U7 + 
  (3/88 + (15*rr)/88)*U2*U8 + (13/22 - rr/22)*U3*U9, 
 (-1/8 - rr/8)*U2*U3 + U6^2 + (-3/32 + rr/32)*U0*U7 + (1/8 + rr/8)*U1*U8 + 
  (U6*U9)/2, -U1^2 + (-1/2 + rr/2)*U3*U5 - 2*U4*U6 + U6*U7 + 
  (1/4 + rr/4)*U3*U8 + (1/8 + rr/8)*U7*U9}