The generator matrix

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

generates a code of length 41 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+156x^40+64x^42+32x^44+2x^48+1x^64

The gray image is a code over GF(2) with n=164, k=8 and d=80.
This code was found by Heurico 1.16 in 15 seconds.