The generator matrix

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

generates a code of length 48 over Z8 who´s minimum homogenous weight is 50.

Homogenous weight enumerator: w(x)=1x^0+1x^50+12x^51+1x^52+1x^54

The gray image is a code over GF(2) with n=192, k=4 and d=100.
This code was found by Heurico 1.16 in 0.0233 seconds.