The generator matrix

 1  0  1  1  1  1  1  6  1  1 X+6  1 X+6  1  1  1 2X  1  1 2X  1  1  1  1  1  1  1  X  1  1  1  1  1  6  X 2X+6  1  1
 0  1  1  8 2X+7  6  5  1 2X+1 X+5  1 2X+6  1 X+5 X+1  0  1  1  X  1  8 2X+7  0 X+1 X+5  X 2X  1  7  1  0  8  8  X  1  1 X+5  0
 0  0 2X  0  0 X+6 X+6 X+6  X 2X+6  6 X+6 2X+6  3 2X 2X+6 2X+6 X+3 X+6 2X+6 2X+3 2X 2X+3  3  0 X+6  0 X+3  6 X+3  6  0 2X+6  X  6  X 2X  0
 0  0  0  3  0  6  3  3  3  0  0  6  0  6  3  3  6  3  0  3  3  6  0  3  6  0  3  0  6  0  0  0  6  6  6  6  6  3
 0  0  0  0  6  0  0  6  6  6  3  3  6  3  0  3  6  3  3  3  3  3  0  3  0  0  6  3  3  0  3  6  0  0  0  6  6  6

generates a code of length 38 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+102x^66+102x^67+252x^68+980x^69+1008x^70+1752x^71+2884x^72+3768x^73+5652x^74+7624x^75+8610x^76+7896x^77+7450x^78+4914x^79+3234x^80+1710x^81+480x^82+144x^83+262x^84+72x^85+24x^86+100x^87+16x^90+4x^93+2x^96+6x^99

The gray image is a code over GF(3) with n=342, k=10 and d=198.
This code was found by Heurico 1.16 in 5.01 seconds.