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

generates a code of length 36 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 63.

Homogenous weight enumerator: w(x)=1x^0+126x^63+210x^64+204x^65+432x^66+564x^67+624x^68+808x^69+2580x^70+1596x^71+3684x^72+4506x^73+1596x^74+1104x^75+486x^76+204x^77+288x^78+282x^79+114x^80+86x^81+108x^82+36x^83+30x^84+12x^85+2x^96

The gray image is a code over GF(3) with n=324, k=9 and d=189.
This code was found by Heurico 1.16 in 0.953 seconds.