The generator matrix

 1  0  0  0  1  1  1  2  0  0  1  1  0  0  1  1  2
 0  1  0  0  0  1  1  1  1  2  2  2  1  0  3  3  0
 0  0  1  0  1  1  0  3  2  1  0  3  3  1  2  0  0
 0  0  0  1  1  0  1  1  2  0  1  2  2  1  0  0  2
 0  0  0  0  2  0  2  0  2  2  0  0  2  2  0  2  2
 0  0  0  0  0  2  2  2  2  0  2  0  0  2  2  0  2

generates a code of length 17 over Z4 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+92x^12+188x^14+243x^16+216x^18+194x^20+76x^22+12x^24+2x^28

The gray image is a code over GF(2) with n=34, k=10 and d=12.
This code was found by Heurico 1.16 in 0.0178 seconds.