The generator matrix

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

generates a code of length 90 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 171.

Homogenous weight enumerator: w(x)=1x^0+206x^171+378x^172+702x^173+946x^174+1098x^175+1296x^176+964x^177+1638x^178+1782x^179+1024x^180+2178x^181+2052x^182+1058x^183+1494x^184+1296x^185+560x^186+468x^187+162x^188+158x^189+36x^190+114x^192+42x^195+20x^198+4x^207+6x^210

The gray image is a code over GF(3) with n=810, k=9 and d=513.
This code was found by Heurico 1.16 in 1.88 seconds.