The generator matrix

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

generates a code of length 29 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 49.

Homogenous weight enumerator: w(x)=1x^0+630x^49+1128x^50+4762x^51+7596x^52+10812x^53+27718x^54+31530x^55+46776x^56+83176x^57+77742x^58+77976x^59+85148x^60+43092x^61+18852x^62+11204x^63+2598x^64+456x^65+110x^66+108x^67+6x^68+18x^69+2x^81

The gray image is a code over GF(3) with n=261, k=12 and d=147.
This code was found by Heurico 1.16 in 203 seconds.