The generator matrix

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

generates a code of length 37 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+155x^30+68x^31+419x^32+304x^33+881x^34+700x^35+1153x^36+960x^37+1151x^38+636x^39+774x^40+336x^41+357x^42+68x^43+170x^44+46x^46+10x^48+2x^50+1x^52

The gray image is a code over GF(2) with n=148, k=13 and d=60.
This code was found by Heurico 1.16 in 2.03 seconds.