The generator matrix

 1  0  1  1  1  0  1  1  4  1  1  6  2  6  4  2  0
 0  1  1  0  3  1  0  7  1  3  2  1  1  1  1  1  2
 0  0  2  0  0  2  2  0  2  2  2  6  2  0  0  4  4
 0  0  0  2  0  2  2  6  4  6  0  6  0  4  2  6  0
 0  0  0  0  4  0  0  0  4  4  0  4  4  4  4  0  4
 0  0  0  0  0  4  0  0  0  0  0  0  4  4  4  4  4
 0  0  0  0  0  0  4  4  0  4  4  0  4  0  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+327x^12+736x^14+3161x^16+2688x^18+1078x^20+160x^22+38x^24+3x^28

The gray image is a code over GF(2) with n=68, k=13 and d=24.
This code was found by Heurico 1.16 in 4.85 seconds.