The generator matrix

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

generates a code of length 42 over Z8 who´s minimum homogenous weight is 33.

Homogenous weight enumerator: w(x)=1x^0+126x^33+537x^34+972x^35+1650x^36+2664x^37+3953x^38+5256x^39+6100x^40+7216x^41+7908x^42+7516x^43+6739x^44+5476x^45+3886x^46+2468x^47+1518x^48+882x^49+363x^50+168x^51+83x^52+20x^53+21x^54+4x^55+5x^56+4x^58

The gray image is a code over GF(2) with n=168, k=16 and d=66.
This code was found by Heurico 1.11 in 31.5 seconds.