The generator matrix

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

generates a code of length 88 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 86.

Homogenous weight enumerator: w(x)=1x^0+88x^86+93x^88+40x^90+30x^92+1x^96+2x^100+1x^120

The gray image is a code over GF(2) with n=352, k=8 and d=172.
This code was found by Heurico 1.16 in 0.507 seconds.