The generator matrix

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

generates a code of length 50 over Z16 who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+88x^45+241x^46+352x^47+601x^48+550x^49+606x^50+574x^51+451x^52+246x^53+205x^54+56x^55+48x^56+22x^57+20x^58+26x^59+2x^60+6x^61+1x^76

The gray image is a code over GF(2) with n=400, k=12 and d=180.
This code was found by Heurico 1.16 in 0.354 seconds.