The generator matrix

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

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+102x^30+376x^31+774x^32+998x^33+1304x^34+1676x^35+1889x^36+2100x^37+1937x^38+1684x^39+1419x^40+1016x^41+600x^42+292x^43+139x^44+44x^45+24x^46+4x^47+2x^48+2x^49+1x^54

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 5 seconds.