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

generates a code of length 40 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 32.

Homogenous weight enumerator: w(x)=1x^0+210x^32+24x^33+442x^34+100x^35+739x^36+324x^37+1080x^38+580x^39+1298x^40+564x^41+954x^42+332x^43+788x^44+108x^45+414x^46+12x^47+145x^48+4x^49+52x^50+17x^52+2x^54+2x^56

The gray image is a code over GF(2) with n=160, k=13 and d=64.
This code was found by Heurico 1.16 in 3.34 seconds.