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

generates a code of length 22 over F9[X]/(X^2) who´s minimum homogenous weight is 153.

Homogenous weight enumerator: w(x)=1x^0+648x^153+1168x^162+1168x^171+52488x^176+1488x^180+1624x^189+464x^198

The gray image is a linear code over GF(9) with n=198, k=5 and d=153.
This code was found by Heurico 1.16 in 0.338 seconds.