The generator matrix

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

generates a code of length 42 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 77.

Homogenous weight enumerator: w(x)=1x^0+822x^77+1760x^78+1854x^79+3594x^80+5402x^81+4698x^82+6474x^83+7958x^84+6534x^85+7236x^86+6110x^87+2844x^88+2088x^89+1284x^90+108x^91+168x^92+68x^93+24x^95+14x^96+6x^98+2x^102

The gray image is a code over GF(3) with n=378, k=10 and d=231.
This code was found by Heurico 1.16 in 95.7 seconds.