The generator matrix

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

generates a code of length 17 over Z8 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+78x^12+118x^13+370x^14+338x^15+833x^16+628x^17+832x^18+348x^19+366x^20+86x^21+74x^22+18x^23+2x^24+4x^26

The gray image is a code over GF(2) with n=68, k=12 and d=24.
This code was found by Heurico 1.16 in 0.075 seconds.