The generator matrix

 1  0  0  1  1  1  1  1  1 2X+3  1  1  6  1  1  1  1  1 2X+6  1
 0  1  0 2X+3  6 2X+4  1  2 2X+2  1 2X+7  8  1 X+3  7 2X+7 X+6  1  1 2X+6
 0  0  1 2X+4  2 2X+2  1 X+3 2X+7 2X+4 2X  5  8 2X+3 X+8  6 X+7 X+4 2X+5 X+4

generates a code of length 20 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 35.

Homogenous weight enumerator: w(x)=1x^0+354x^35+662x^36+1650x^37+2256x^38+2326x^39+3996x^40+3744x^41+2394x^42+1638x^43+582x^44+42x^45+6x^46+30x^47+2x^48

The gray image is a code over GF(3) with n=180, k=9 and d=105.
This code was found by Heurico 1.16 in 0.161 seconds.