The generator matrix

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

generates a code of length 25 over Z8 who´s minimum homogenous weight is 21.

Homogenous weight enumerator: w(x)=1x^0+12x^21+21x^22+88x^24+40x^25+64x^26+12x^29+10x^30+7x^32+1x^38

The gray image is a code over GF(2) with n=100, k=8 and d=42.
This code was found by Heurico 1.16 in 0.105 seconds.