The generator matrix

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

generates a code of length 27 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 49.

Homogenous weight enumerator: w(x)=1x^0+378x^49+162x^50+140x^51+1374x^52+648x^53+26x^54+2628x^55+648x^56+450x^58+74x^60+30x^61+2x^69

The gray image is a code over GF(3) with n=243, k=8 and d=147.
This code was found by Heurico 1.16 in 18.7 seconds.