The generator matrix

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

generates a code of length 50 over Z4 who´s minimum homogenous weight is 37.

Homogenous weight enumerator: w(x)=1x^0+62x^37+161x^38+300x^39+422x^40+590x^41+753x^42+1066x^43+1365x^44+1540x^45+1856x^46+2050x^47+2330x^48+2464x^49+2542x^50+2574x^51+2372x^52+2272x^53+2020x^54+1584x^55+1288x^56+1006x^57+713x^58+534x^59+361x^60+236x^61+128x^62+82x^63+45x^64+20x^65+16x^66+2x^67+6x^68+2x^69+3x^70+2x^72

The gray image is a code over GF(2) with n=100, k=15 and d=37.
This code was found by Heurico 1.16 in 97.4 seconds.