The generator matrix

 1  0  0  1  1  1  2  0  1  1  1  1  6  2  1  1  0  1  2  1  4  4  1  1  4  1  1  4  4  2  1  2  1  1  1  1  0  4  4  1  1  1  1  2  4  1  6  1
 0  1  0  1  2  3  1  1  0  2  5  1  1  0  0  1  1  5  2  6  1  1  6  5  0  3  6  1  1  0  2  1  1  0  1  2  2  0  1  3  6  1  2  1  1  3  1  1
 0  0  1  1  1  0  3  2  2  3  3  2  3  1  5  3  7  0  1  0  2  7  2  5  1  2  3  1  6  1  4  4  4  7  2  4  1  1  7  6  0  0  3  6  4  4  3  1
 0  0  0  2  0  6  2  2  2  6  0  4  4  2  6  2  4  0  0  4  4  6  6  0  6  2  4  2  2  0  6  0  0  2  4  4  4  4  6  0  2  0  0  4  2  2  0  4
 0  0  0  0  4  0  0  0  0  0  0  4  0  0  4  4  4  0  0  0  0  4  0  4  4  4  4  4  0  0  4  0  4  0  0  0  0  0  0  4  4  4  4  4  0  0  4  0
 0  0  0  0  0  4  0  0  0  0  4  4  4  4  4  0  4  4  0  4  0  4  4  0  0  0  0  4  0  4  4  0  0  4  0  0  4  0  0  0  4  0  4  4  4  0  4  0
 0  0  0  0  0  0  4  0  0  4  4  4  0  4  4  4  0  0  0  4  4  4  0  0  4  0  0  0  0  0  4  4  0  0  0  0  4  0  4  4  0  4  0  0  4  4  4  0
 0  0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  0  4  0  0  4  4  0  4  0  4  0  0  4  4  0  0  4  4  0  0  0  4
 0  0  0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  0  4  4  4  0  4  0  4  4  0  0  4  4

generates a code of length 48 over Z8 who´s minimum homogenous weight is 37.

Homogenous weight enumerator: w(x)=1x^0+36x^37+139x^38+334x^39+520x^40+1030x^41+1628x^42+2654x^43+3848x^44+4986x^45+6251x^46+7108x^47+7751x^48+7544x^49+6708x^50+5232x^51+3762x^52+2532x^53+1537x^54+986x^55+443x^56+242x^57+108x^58+66x^59+52x^60+14x^61+9x^62+4x^63+4x^64+4x^66+2x^68+1x^72

The gray image is a code over GF(2) with n=192, k=16 and d=74.
This code was found by Heurico 1.16 in 90.3 seconds.