The generator matrix

 1  0  1  1  1 X+2  1  1  2  1  1  2  0  1  1  1  1  2  1  1  1  1  X  X  X  0  1  1  1  1 X+2  1  1  1  1  X  0  X  1  1  1  1  1  1  1  1  X  0  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  0 X+2  2  0 X+2  X  2 X+2
 0  1  1  0 X+3  1  X X+1  1 X+2  3  1  1  0 X+1  0  1  1 X+3  X X+2  3  1  1  1  1  0 X+1  0 X+3  1 X+2  3  X  1  1  1  1  0  1  3  X  0 X+1 X+2 X+1  1  1 X+3 X+3  3  1 X+3 X+1  3  1 X+3 X+1  3  1 X+3  1 X+1  3  2  X  2 X+2  2  X  2 X+2  2  X  2 X+2  2  X  2 X+2  1  1  1  1  1  1  1  1
 0  0  X X+2  X  2 X+2  0  X  0  0 X+2  2  2  2  X X+2 X+2 X+2  X  2  2  0  X X+2  0  0  2  X  X  0  0  2  X  X  X  2 X+2  2 X+2  0 X+2 X+2  0  2 X+2  2  X X+2  2 X+2  2  0  X  X  0  2 X+2 X+2  2  0  0  X  X  2  2  X X+2  0  0 X+2  X  2  2  X X+2  0  0 X+2  X X+2 X+2  2  X  0  0  0 X+2
 0  0  0  2  2  2  0  2  2  2  0  0  0  0  2  2  0  2  2  0  2  0  2  0  0  2  2  0  0  0  0  0  2  2  2  2  2  2  2  2  2  2  0  0  0  0  0  0  0  0  2  2  0  0  2  2  2  2  0  0  2  0  2  0  0  2  0  2  0  2  0  2  2  0  2  0  2  0  2  0  0  2  0  2  2  0  2  0

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+96x^86+316x^88+96x^90+2x^112+1x^128

The gray image is a code over GF(2) with n=352, k=9 and d=172.
This code was found by Heurico 1.16 in 2.91 seconds.