The generator matrix

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

generates a code of length 92 over Z3[X]/(X^2) who´s minimum homogenous weight is 177.

Homogenous weight enumerator: w(x)=1x^0+390x^177+638x^180+366x^183+312x^186+140x^189+66x^192+90x^195+104x^198+48x^201+18x^204+6x^207+6x^210+2x^216

The gray image is a linear code over GF(3) with n=276, k=7 and d=177.
This code was found by Heurico 1.16 in 0.251 seconds.