The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  4  2  2  0  0  1  1  1  1  2  1  1  0  2  1  0  1  4  2  0  1  0  1
 0  2  0  0  0  2  6  2  0  0  4  2  4  2  6  2  2  0  6  2  4  2  2  6  2  2  4  0  0  4  0  4  2  0  0  0  6  0  2  4  2  0  2  4  2  0  4  4
 0  0  2  0  2  2  6  0  0  4  2  2  2  6  4  0  0  0  2  2  0  4  4  0  4  4  0  6  0  2  6  4  2  2  6  6  2  2  0  6  4  4  4  4  0  6  2  0
 0  0  0  2  2  0  6  2  4  2  2  0  4  6  0  2  6  0  4  6  2  0  2  6  2  6  2  0  2  0  6  4  0  6  4  4  4  0  0  2  0  4  6  2  4  6  4  2
 0  0  0  0  4  0  0  0  0  0  0  4  4  4  0  4  0  0  0  4  0  4  4  4  0  4  4  4  4  4  4  0  0  0  4  0  4  0  4  4  0  4  4  0  0  0  4  0
 0  0  0  0  0  4  0  4  4  0  4  4  0  4  4  4  0  0  4  0  4  0  0  0  4  0  0  4  0  0  0  4  0  4  4  4  0  4  4  4  0  4  4  0  0  4  0  4
 0  0  0  0  0  0  4  4  0  4  4  4  0  4  4  0  4  4  4  4  4  4  4  0  0  0  0  0  4  4  4  4  4  0  4  4  0  4  0  0  4  0  0  4  0  4  4  0

generates a code of length 48 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+80x^40+281x^42+44x^43+424x^44+224x^45+523x^46+204x^47+579x^48+352x^49+486x^50+132x^51+317x^52+64x^53+198x^54+4x^55+114x^56+41x^58+18x^60+7x^62+2x^64+1x^68

The gray image is a code over GF(2) with n=192, k=12 and d=80.
This code was found by Heurico 1.16 in 0.699 seconds.