The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  3  1  1  1  X  1  X  X  1  X
 0  X  0  0  0  3  6 X+3  X 2X+3 2X+3 X+6 2X+6 2X+3 X+6  X  X  6 2X+3  X  0 2X+3 2X+3 2X 2X X+3
 0  0  X  0  6 X+3 X+3 2X+3 X+6  6 2X  3 X+3 X+6 2X+6 X+6  6 2X+3 X+6 2X+6  X  X 2X+3 X+6 2X+3  0
 0  0  0  X 2X+3 2X+3 X+3 2X  3  X 2X 2X+3 2X  X  X 2X  X  0  3  0 X+3 2X X+6 X+3  6 2X+6

generates a code of length 26 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+672x^45+144x^46+1638x^48+864x^49+1458x^50+2778x^51+3672x^52+2916x^53+2936x^54+1152x^55+1152x^57+282x^60+18x^63

The gray image is a code over GF(3) with n=234, k=9 and d=135.
This code was found by Heurico 1.16 in 0.657 seconds.