The generator matrix

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

generates a code of length 28 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 49.

Homogenous weight enumerator: w(x)=1x^0+336x^49+636x^50+1836x^51+3378x^52+3012x^53+5226x^54+9156x^55+9264x^56+9052x^57+9162x^58+3936x^59+2518x^60+1230x^61+138x^62+74x^63+60x^64+24x^65+2x^66+6x^67+2x^69

The gray image is a code over GF(3) with n=252, k=10 and d=147.
This code was found by Heurico 1.16 in 2.59 seconds.