The generator matrix

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

generates a code of length 25 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 46.

Homogenous weight enumerator: w(x)=1x^0+114x^46+144x^47+190x^48+90x^49+1056x^50+372x^51+36x^52+54x^53+66x^55+36x^56+2x^57+18x^58+6x^59+2x^72

The gray image is a code over GF(3) with n=225, k=7 and d=138.
This code was found by Heurico 1.16 in 0.423 seconds.