The generator matrix

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

generates a code of length 30 over Z8 who´s minimum homogenous weight is 22.

Homogenous weight enumerator: w(x)=1x^0+28x^22+36x^23+109x^24+118x^25+241x^26+166x^27+688x^28+198x^29+951x^30+206x^31+667x^32+146x^33+276x^34+98x^35+62x^36+50x^37+36x^38+6x^39+7x^40+3x^42+2x^44+1x^46

The gray image is a code over GF(2) with n=120, k=12 and d=44.
This code was found by Heurico 1.16 in 0.325 seconds.