The generator matrix

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

generates a code of length 23 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 41.

Homogenous weight enumerator: w(x)=1x^0+90x^41+316x^42+552x^43+510x^44+1026x^45+1500x^46+888x^47+940x^48+528x^49+114x^50+32x^51+12x^52+18x^53+30x^54+2x^57+2x^63

The gray image is a code over GF(3) with n=207, k=8 and d=123.
This code was found by Heurico 1.16 in 0.0293 seconds.