The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  1
 0  X  0  0  X  X a*X a^3*X  0 2*X a^2*X  X a^2*X a*X a^2*X a^5*X a*X  X a*X 2*X a^6*X a^2*X  0  0 a^2*X a*X a^6*X a^6*X  0  X a*X  X  X
 0  0  X  0 a^7*X a^6*X a*X 2*X  X a^6*X a^6*X  X a^3*X  X a^5*X  X a^2*X a^6*X a^5*X a^6*X a^5*X a^7*X a^7*X a^5*X a^2*X a^3*X a^2*X a^3*X  0  0 a^2*X  0 a^7*X
 0  0  0  X a^7*X  X a^5*X a*X a*X a^7*X 2*X a^7*X a^3*X a^2*X 2*X a^3*X a^6*X 2*X  X a^6*X a^6*X a*X 2*X 2*X  X a^6*X a^6*X  0 a*X a^6*X a^2*X a^2*X a^5*X

generates a code of length 33 over F9[X]/(X^2) who´s minimum homogenous weight is 234.

Homogenous weight enumerator: w(x)=1x^0+192x^234+976x^243+1280x^252+5832x^256+1096x^261+46656x^265+1016x^270+1144x^279+704x^288+152x^297

The gray image is a linear code over GF(9) with n=297, k=5 and d=234.
This code was found by Heurico 1.16 in 0.614 seconds.