The generator matrix

 1  0  0  1  1  1  1  X  1  1 2X  1  1  X  1 2X  0  0  1  1  1  1  1  1  1  1 2X  1  1  1 2X  1  1  X  1  1  0  0  1  0  1  1  1  1  1  0  1  1  X  1  1  1  X  1  1  0  X  1  1  1  1  1  1 2X  1  1  1  X  1  1  1  1  1  1  1  1  0  X  1  1  X  1  1 2X  1  1  1  1  X  1  1  1
 0  1  0  0  0 2X+1  1  1 2X+2 2X+1  1  2  2  1  1  1  1  X  1 2X+1  X  2 2X+2 2X 2X X+2  1 2X+2 2X+2 2X  0 2X+1  0  1 X+1  1  1  X  2  1  0 2X+2 2X+2 X+1 2X  1 X+1 X+2 2X  0  2  X  1 2X+2 2X+1  1  1  X 2X 2X 2X 2X+2 X+2  1 2X  0 X+2  1  2  1 2X  X  0 2X+1 2X+2  0  1  1 2X 2X+1  1  2 2X 2X  0 X+2 X+2  2  1  2 2X+2 2X+1
 0  0  1  1  2 2X+2  1 X+2 2X+1 2X  1  0 X+2 2X 2X+1  1 X+2  1  0 2X+2  0 X+2 2X 2X+2 X+1  1 2X+2  2 2X+1 X+2  1  2  0 2X  X X+1 X+1  1 2X X+1 2X+1 2X 2X+1 2X 2X X+1  1  2  1 X+2  0 2X+2 2X+2 2X 2X+1  1 X+2 X+1  0 X+1  0  1 2X 2X  1  2 2X+1 X+2  1 2X+2 2X  X  1  1 2X+2  2  2  2  0  0  1  0 2X+1  1  2 X+2 2X  X  2 2X+1  0  2
 0  0  0 2X  0  0  0  0  0 2X  X 2X  X  X 2X 2X 2X 2X  X  X  X 2X  X 2X  0  0 2X  0  X 2X  X  X  0  X  X 2X  X 2X  0  0  X  0 2X 2X 2X  X  X  0  X  X  0  X  0  X  0 2X  X  0 2X  X  X  X  X  0  0  0  0  X 2X  X 2X  0 2X  X 2X 2X 2X  0  0  X  0  0  X 2X  X  X  0  X  X  0  0  0
 0  0  0  0  X  X  X  0  X  0  X  0 2X  X  0 2X 2X 2X 2X 2X  X 2X  0 2X 2X 2X  0 2X  X  X 2X  0 2X  0  X 2X  0  0  0  X  0 2X 2X  X 2X 2X  0  0  0  X  X  0 2X  X 2X  X 2X  0  X  X 2X  0 2X  X  X  0  X  X  0  0  0 2X  X  X  0 2X  0 2X  X  X  0  0  X  X 2X  0 2X 2X  0  X  X  0

generates a code of length 92 over Z3[X]/(X^2) who´s minimum homogenous weight is 173.

Homogenous weight enumerator: w(x)=1x^0+282x^173+254x^174+624x^176+346x^177+774x^179+334x^180+666x^182+352x^183+618x^185+260x^186+390x^188+196x^189+366x^191+170x^192+240x^194+122x^195+240x^197+82x^198+108x^200+24x^201+48x^203+26x^204+18x^206+6x^207+10x^210+2x^216+2x^231

The gray image is a linear code over GF(3) with n=276, k=8 and d=173.
This code was found by Heurico 1.16 in 1.06 seconds.