The generator matrix

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

generates a code of length 47 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 89.

Homogenous weight enumerator: w(x)=1x^0+264x^89+446x^90+780x^91+942x^92+688x^93+744x^94+642x^95+412x^96+720x^97+546x^98+296x^99+12x^100+18x^101+2x^102+12x^103+6x^104+8x^105+4x^108+12x^110+6x^111

The gray image is a code over GF(3) with n=423, k=8 and d=267.
This code was found by Heurico 1.16 in 0.11 seconds.