The generator matrix

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

generates a code of length 89 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 171.

Homogenous weight enumerator: w(x)=1x^0+420x^171+762x^172+1530x^173+2238x^174+1524x^175+1926x^176+2014x^177+1284x^178+1344x^179+1278x^180+990x^181+870x^182+1008x^183+786x^184+474x^185+554x^186+162x^187+336x^188+174x^189+6x^192+2x^207

The gray image is a code over GF(3) with n=801, k=9 and d=513.
This code was found by Heurico 1.16 in 1.33 seconds.