The generator matrix

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

generates a code of length 49 over Z4 who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+107x^36+128x^37+344x^38+410x^39+671x^40+806x^41+1046x^42+1226x^43+1545x^44+1776x^45+2016x^46+2408x^47+2391x^48+2748x^49+2462x^50+2464x^51+2032x^52+1944x^53+1680x^54+1298x^55+1141x^56+678x^57+535x^58+338x^59+269x^60+104x^61+96x^62+44x^63+28x^64+8x^65+12x^66+4x^67+7x^68+1x^74

The gray image is a code over GF(2) with n=98, k=15 and d=36.
This code was found by Heurico 1.16 in 89.3 seconds.