The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  8  2  1
 0  2  0 14  4  6 12  2  0  6  8  6 12 12 10  2  8  8 14 14  4 14  0
 0  0 12  4  4  8  8 12  8  0  4 12 12  0  4  8  8 12  8 12 12 12  4

generates a code of length 23 over Z16 who´s minimum homogenous weight is 21.

Homogenous weight enumerator: w(x)=1x^0+62x^21+114x^22+174x^23+103x^24+42x^25+5x^26+10x^27+1x^42

The gray image is a code over GF(2) with n=184, k=9 and d=84.
This code was found by Heurico 1.16 in 0.0117 seconds.