The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+132x^49+114x^50+282x^51+462x^52+384x^53+724x^54+1152x^55+2694x^56+1798x^57+2100x^58+4830x^59+1788x^60+1572x^61+570x^62+374x^63+342x^64+150x^65+88x^66+72x^67+6x^68+36x^69+8x^72+4x^75

The gray image is a code over GF(3) with n=261, k=9 and d=147.
This code was found by Heurico 1.16 in 1.79 seconds.