The generator matrix

 1  0  1  1  1  1  1 X+3  1  1 2X  1  1  1  0  1  1  1  1  1 X+3 2X  1  1  1  1 2X  1 X+3  1  1  1  1  1  1  1
 0  1 2X+4  8 X+3 X+1 X+2  1 2X+8 2X  1  4 2X+4  8  1  0 2X X+2 X+3 X+1  1  1 2X+4 2X  4  4  1 2X  1  8 2X+6  8 X+2  5 2X+4  0
 0  0  3  0  0  0  3  3  6  6  3  3  6  6  6  3  3  3  3  6  6  6  3  6  3  6  3  6  6  6  6  3  3  3  3  6
 0  0  0  6  0  6  3  6  6  3  0  6  3  6  0  0  0  6  3  3  6  0  3  6  3  0  6  3  6  0  6  0  3  6  6  3
 0  0  0  0  3  3  6  0  6  3  3  6  6  3  6  0  3  0  6  3  6  3  3  0  0  0  6  0  3  3  6  3  3  3  0  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+28x^63+60x^64+198x^65+480x^66+222x^67+1074x^68+1896x^69+1020x^70+2922x^71+3490x^72+1644x^73+3114x^74+2366x^75+408x^76+456x^77+190x^78+42x^79+12x^80+28x^81+6x^82+12x^84+2x^87+8x^90+4x^93

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 0.566 seconds.