The generator matrix

 1  1  1  1  1  1  1  1  2  1  2  2  2  1  2  4  4  2  4
 0 12  0  0  0  4 12  4  0  0  0  8  4  8 12  0  0 12 12
 0  0 12  0  4  4 12  0  0  8  4  4  0  0  0 12  8  4  0
 0  0  0 12  4  0 12  4 12  8  4  0  4  4  0  0  4 12  0
 0  0  0  0  8  0  0  0  0  0  0  8  0  0  8  8  8  0  8
 0  0  0  0  0  8  0  0  0  0  8  0  0  8  8  8  0  0  8
 0  0  0  0  0  0  8  0  0  0  0  0  8  8  8  0  8  0  8
 0  0  0  0  0  0  0  8  0  8  0  8  8  0  8  0  0  8  0
 0  0  0  0  0  0  0  0  8  8  8  8  8  8  8  0  8  8  8

generates a code of length 19 over Z16 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+221x^12+16x^13+646x^14+288x^15+2239x^16+2544x^17+7036x^18+6592x^19+7310x^20+2544x^21+2168x^22+288x^23+686x^24+16x^25+132x^26+37x^28+2x^30+2x^32

The gray image is a code over GF(2) with n=152, k=15 and d=48.
This code was found by Heurico 1.16 in 7.72 seconds.