The generator matrix

 1  0  1  1  1 14  1  1  8  1  6  1  1 14  1
 0  1 11  6  5  1 13  0  1 14  1  6 13  1  3
 0  0 12  0  0  8  0 12 12  4  8 12  4 12  4
 0  0  0 12  8 12  4 12  8  8  8  4  8  8  4

generates a code of length 15 over Z16 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+132x^12+352x^13+962x^14+1216x^15+963x^16+352x^17+92x^18+24x^20+2x^22

The gray image is a code over GF(2) with n=120, k=12 and d=48.
This code was found by Heurico 1.16 in 0.0336 seconds.