The generator matrix

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

generates a code of length 56 over Z8 who´s minimum homogenous weight is 50.

Homogenous weight enumerator: w(x)=1x^0+102x^50+80x^51+218x^52+144x^53+206x^54+160x^55+238x^56+160x^57+242x^58+144x^59+164x^60+80x^61+80x^62+15x^64+6x^66+2x^70+2x^72+2x^74+2x^84

The gray image is a code over GF(2) with n=224, k=11 and d=100.
This code was found by Heurico 1.16 in 2.41 seconds.