The generator matrix

 1  0  1  1  1 10  1  1 14  1  1  6  2  1  1 14  1  1  8  1  1  8
 0  1  1  0  3  1  8 11  1 10  3  1  1  6  9  1 10  0  1 11 13  2
 0  0  2  0 14  8  2 12  2 14  4  6 14  4  0  8  8  2 10 12 10  0
 0  0  0  2 14 14 14  8  6  0 10  8  6 12  6  2 14  2  6 14 12  6

generates a code of length 22 over Z16 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+350x^18+724x^19+1975x^20+2848x^21+4542x^22+2952x^23+2055x^24+576x^25+258x^26+68x^27+29x^28+2x^30+4x^32

The gray image is a code over GF(2) with n=176, k=14 and d=72.
This code was found by Heurico 1.16 in 26.4 seconds.