The generator matrix

 1  0  1  1  1  1  1  1  1  1  0  1  1  1  X  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  1  X  1  1  1
 0  1  1  a a^2*X+a^2  0 a^2*X+1 a^2*X+a^2  X  a  1 a^2*X+1 X+a a*X+a^2  1  X a^2*X a^2*X a*X+1 a*X+1  1 X+a a*X+a X+a a*X+a^2 a*X+a^2 a^2 a*X+a a^2  0  X  1 a*X+a  X X+1 a^2 X+1
 0  0 a^2*X a*X  X  X  0 a^2*X a*X a^2*X a^2*X  X  0 a*X a*X  X a*X  0 a^2*X  0  X a^2*X a*X  X  0  X a^2*X  X  0 a^2*X  0  X a^2*X a^2*X  0  X a^2*X

generates a code of length 37 over F4[X]/(X^2) who´s minimum homogenous weight is 108.

Homogenous weight enumerator: w(x)=1x^0+576x^108+216x^112+132x^116+84x^120+12x^124+3x^128

The gray image is a linear code over GF(4) with n=148, k=5 and d=108.
This code was found by Heurico 1.16 in 6.91 seconds.