The generator matrix

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

generates a code of length 22 over F9[X]/(X^2) who´s minimum homogenous weight is 160.

Homogenous weight enumerator: w(x)=1x^0+864x^160+8424x^161+7480x^162+7128x^168+13824x^169+58968x^170+29688x^171+69984x^176+57024x^177+55296x^178+160056x^179+62520x^180+88x^189+96x^198

The gray image is a linear code over GF(9) with n=198, k=6 and d=160.
This code was found by Heurico 1.16 in 7.62 seconds.