The generator matrix

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

generates a code of length 33 over Z8 who´s minimum homogenous weight is 28.

Homogenous weight enumerator: w(x)=1x^0+223x^28+200x^29+452x^30+376x^31+663x^32+416x^33+556x^34+352x^35+440x^36+152x^37+166x^38+40x^39+44x^40+8x^42+5x^44+2x^46

The gray image is a code over GF(2) with n=132, k=12 and d=56.
This code was found by Heurico 1.16 in 0.486 seconds.