The generator matrix

 1  0  0  0  0  1  1  1  0  1  1  0  1  2  2  1  2  2  1  1  2  1  0  1  1  0  1  2  1  0  0  1  1  2  0  1  0
 0  1  0  0  0  0  0  0  0  1  3  1  3  1  1  3  2  1  2  1  1  1  1  2  1  1  2  0  1  0  1  1  0  2  0  0  0
 0  0  1  0  0  0  1  1  1  1  1  0  0  3  1  0  1  0  2  1  1  0  1  2  1  2  3  1  0  2  2  3  3  0  1  1  1
 0  0  0  1  0  1  1  0  1  0  0  1  3  1  3  0  2  2  3  3  2  0  0  2  3  3  2  0  3  1  0  2  0  0  1  3  0
 0  0  0  0  1  1  0  1  1  0  1  3  3  2  3  0  1  1  2  3  0  1  1  3  0  0  0  3  2  1  3  0  1  1  0  3  2
 0  0  0  0  0  2  0  0  0  0  0  2  2  0  0  0  0  2  2  0  2  2  0  2  2  2  0  0  2  0  2  2  2  0  2  2  0
 0  0  0  0  0  0  2  0  0  0  0  0  2  2  0  2  2  0  0  0  2  0  2  0  2  2  2  2  2  0  0  0  2  0  0  2  0
 0  0  0  0  0  0  0  2  0  0  0  0  0  0  2  2  0  2  2  2  2  0  0  2  0  2  0  2  0  2  0  0  0  2  0  2  2
 0  0  0  0  0  0  0  0  2  0  2  0  0  0  0  2  2  2  0  2  2  2  0  0  0  2  2  0  2  2  0  2  2  2  0  2  2
 0  0  0  0  0  0  0  0  0  2  2  2  2  2  2  2  0  2  0  2  2  2  2  2  0  0  2  2  0  2  0  0  2  0  0  2  2

generates a code of length 37 over Z4 who´s minimum homogenous weight is 26.

Homogenous weight enumerator: w(x)=1x^0+214x^26+841x^28+1784x^30+2961x^32+4611x^34+5863x^36+5924x^38+4824x^40+3169x^42+1647x^44+624x^46+230x^48+53x^50+17x^52+4x^54+1x^58

The gray image is a code over GF(2) with n=74, k=15 and d=26.
This code was found by Heurico 1.16 in 87.1 seconds.