The generator matrix

 1  0  0  1  1  1  1  1  1  1  1 2X+6  3  6  0 X+3  1  1  1  1  1  1  1  X  1  1  1  1  1  1  1 2X  1 X+3 2X+3  1 2X X+6  1  1  1  1  1  1  1  1  1  1  1  1 2X+3  3  1  1  1  1  1  0  1  1 X+3  1  1 2X+3 2X 2X  1  1  1  1 X+3  1  1 2X  1  0  6  1  1  1  1
 0  1  0  0  3 2X+7  5  8 2X+5 2X+4  4  1  1  1  1  1 X+7 2X+8 2X+6 2X+4 2X+7 X+2 X+5 2X+6 X+6  3 X+1 X+7 2X+5 2X+2 2X  1  3  1  1  8  6  1 2X+4 X+3 2X X+7  1 2X+2 X+6  X X+5  1 2X+8  8  X  1  5 X+2 2X+1 2X+6 2X+6  1 X+1  X  3 2X+3  5  1  1  1 X+1 X+4 2X+7 X+5  X  3 2X+3  1  6  1  1 2X+8 X+3 2X+7  4
 0  0  1 2X+7  5  2 X+5  0 2X+4 X+1  3 2X+4 2X+5 2X+7  8  3 X+8 2X X+5 2X+7 2X+6 X+4  5  1 2X+4 2X  2  4 2X+2 X+1  7 2X+8 X+5 X+1  X X+3  1 X+2  X 2X X+4 X+3 2X+5 X+5  2  6 2X+3  8  4 X+2  1  X  6 2X+4 2X+3 X+4 2X+2 2X 2X+3  5  1  1  1 2X X+7 2X+3  3 X+2  0  X  1  6 X+8  5  4 X+5  1  6 X+6  6 X+1
 0  0  0  6  6  6  6  6  6  6  6  0  0  3  3  3  3  0  3  3  0  3  0  3  0  3  0  0  3  0  3  6  0  6  6  0  6  0  0  6  0  3  3  6  3  0  6  0  6  3  3  6  3  0  3  6  0  6  6  6  6  0  6  0  6  3  6  6  3  6  6  3  0  6  6  0  6  6  6  0  0

generates a code of length 81 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 153.

Homogenous weight enumerator: w(x)=1x^0+408x^153+636x^154+1944x^155+3254x^156+2862x^157+3864x^158+5292x^159+3912x^160+5154x^161+6156x^162+3732x^163+4722x^164+4882x^165+2880x^166+3186x^167+2764x^168+1182x^169+966x^170+672x^171+306x^172+66x^173+76x^174+18x^175+18x^176+50x^177+18x^178+14x^180+6x^181+2x^183+6x^185

The gray image is a code over GF(3) with n=729, k=10 and d=459.
This code was found by Heurico 1.16 in 9.47 seconds.