The generator matrix

 1  0  0  1  1  1  X  1  1  1  1  X  0  X  1  1  1  X  1  1  1  2  1  X  2  0 X+2  X  1  1  1  0  2  2  1  1  X
 0  1  0  0  1 X+3  1  0  3 X+3 X+2  X  1  1  2 X+1  X  1  2  3  3  1 X+3  2  1 X+2  1  2 X+1  0  2  1  1  1 X+2 X+1  1
 0  0  1  1  1  0  1  1  3  0  X  1  3  2 X+1  X  1  1  X X+1  X  2 X+3  1 X+3  1  3  1  2 X+2 X+3  X X+2  3  3  0 X+3
 0  0  0  X  0  0  0  2 X+2 X+2 X+2  X  X X+2 X+2 X+2  2 X+2 X+2  X  X  0 X+2 X+2  2 X+2  X  2  2  2  2  X  2  0  2 X+2  X
 0  0  0  0  X X+2  2  X  2  0  0 X+2  X  X  2  2  X X+2  X  X X+2 X+2  X  X X+2  X  0 X+2  0  X  2  2  X X+2  0  X X+2
 0  0  0  0  0  2  2  0  0  2  2  0  2  0  2  0  2  0  0  0  2  0  2  2  0  0  2  0  2  2  0  2  2  0  0  0  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+230x^30+256x^31+760x^32+828x^33+1479x^34+1528x^35+2105x^36+1936x^37+2183x^38+1540x^39+1571x^40+860x^41+645x^42+192x^43+163x^44+24x^45+71x^46+4x^47+8x^48

The gray image is a code over GF(2) with n=148, k=14 and d=60.
This code was found by Heurico 1.16 in 6.57 seconds.