The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+112x^19+268x^20+484x^21+752x^22+888x^23+810x^24+448x^25+160x^26+88x^27+56x^28+28x^29+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 0.0991 seconds.