The generator matrix

 1  0  1  1  1 14  1  1  8  1  1  6  1  8 14 10 12  1  1  1  1  1  1
 0  1 11  6  5  1 13  0  1  2  3  1  6  1  1  1  1  3  8  5  7  4  0
 0  0 12  0  0  8  0 12 12  4  4  4  0  8  4  8  4  8  8  4  0 12  0
 0  0  0 12  8 12  4 12  8  0  4 12  0 12  8  8  4  0 12 12  4  8  0

generates a code of length 23 over Z16 who´s minimum homogenous weight is 19.

Homogenous weight enumerator: w(x)=1x^0+46x^19+206x^20+460x^21+1158x^22+426x^23+1126x^24+420x^25+172x^26+38x^27+10x^28+16x^29+14x^30+2x^31+1x^32

The gray image is a code over GF(2) with n=184, k=12 and d=76.
This code was found by Heurico 1.16 in 0.0737 seconds.