The generator matrix

 1  0  0  1  1  1 10  2  1  1 10  1  1 10  8  1  4  0  1  1 14  1  8  1  1 12  1  1 12  0  2  8 14  1  1  6 14  1  1 12  8 12  1  2  1  1  1  1
 0  1  0  8  5 13  1  1  0 13  1  4  9  2  1  6  1 14 11 14  0  6  1  7 15  1  2  8  1  1  1 12  1  4 10  1  1  7  2  1  1  1  1  1  5  3 14  3
 0  0  1 11  3  8 15  6 14  6  5  9  1  1 10 15  1  1  6 14  1  9 12 12  1 11  0  7  5 14  0  1 10  6  9  5  8 15  4 15 13 14 12  2  5 15 12  8

generates a code of length 48 over Z16 who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+532x^45+674x^46+800x^47+624x^48+494x^49+340x^50+298x^51+109x^52+130x^53+41x^54+46x^55+1x^56+4x^57+1x^60+1x^62

The gray image is a code over GF(2) with n=384, k=12 and d=180.
This code was found by Heurico 1.16 in 0.425 seconds.