The generator matrix

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

generates a code of length 20 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 35.

Homogenous weight enumerator: w(x)=1x^0+390x^35+608x^36+1650x^37+2202x^38+2434x^39+3996x^40+3744x^41+2340x^42+1638x^43+600x^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 0.212 seconds.