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

generates a code of length 38 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 69.

Homogenous weight enumerator: w(x)=1x^0+284x^69+54x^70+450x^72+324x^73+972x^74+438x^75+648x^76+1944x^77+526x^78+432x^79+322x^81+102x^84+46x^87+8x^90+8x^96+2x^99

The gray image is a code over GF(3) with n=342, k=8 and d=207.
This code was found by Heurico 1.16 in 10.5 seconds.