The generator matrix

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

generates a code of length 47 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+110x^40+32x^41+226x^42+192x^43+452x^44+352x^45+498x^46+384x^47+549x^48+352x^49+374x^50+192x^51+255x^52+32x^53+54x^54+26x^56+4x^60+10x^64+1x^68

The gray image is a code over GF(2) with n=188, k=12 and d=80.
This code was found by Heurico 1.16 in 0.694 seconds.