The generator matrix

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

generates a code of length 23 over Z16 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+231x^18+374x^19+1235x^20+1572x^21+3055x^22+3302x^23+3331x^24+1560x^25+1133x^26+322x^27+201x^28+36x^29+29x^30+2x^31

The gray image is a code over GF(2) with n=184, k=14 and d=72.
This code was found by Heurico 1.16 in 1.19 seconds.