The generator matrix

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

generates a code of length 75 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 145.

Homogenous weight enumerator: w(x)=1x^0+462x^145+870x^146+516x^147+750x^148+960x^149+312x^150+564x^151+522x^152+234x^153+486x^154+444x^155+144x^156+144x^157+90x^158+2x^159+18x^160+12x^161+2x^162+6x^164+6x^167+2x^168+6x^169+6x^173+2x^177

The gray image is a code over GF(3) with n=675, k=8 and d=435.
This code was found by Heurico 1.16 in 9.82 seconds.