The generator matrix

 1  0  0  0  1  1  1  4  1  1  4  1  1  2  6  2  1  1  2  0  1  0  1  6  6  1  1  0  1  0  1  6  1  1  1  1  1  1  4  6  1  0  1  2  4  0  0  1
 0  1  0  0  0  1  5  1  3  7  6  6  2  1  1  6  2  4  1  1  0  1  7  1  1  1  4  0  3  1  7  6  1  1  5  3  0  7  4  1  5  6  3  4  6  1  1  0
 0  0  1  0  1  1  4  5  5  6  1  7  2  3  6  1  4  1  3  4  7  0  2  3  1  3  0  1  2  2  7  1  7  6  0  3  5  5  4  0  2  1  6  1  1  2  3  0
 0  0  0  1  1  4  1  1  5  6  7  4  3  6  3  3  7  1  5  2  2  5  3  4  5  2  6  3  2  2  3  2  7  4  5  1  0  6  1  0  6  5  4  1  3  1  1  4
 0  0  0  0  2  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  2  6  2  2  2  6  2  6  6  2  6  4  6  6  4  6  6  4  4  0  4  6  6  6  4  2  4

generates a code of length 48 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+40x^40+310x^41+523x^42+832x^43+1113x^44+1388x^45+1282x^46+1738x^47+1722x^48+2020x^49+1508x^50+1376x^51+927x^52+716x^53+408x^54+228x^55+123x^56+78x^57+21x^58+16x^59+8x^60+2x^62+2x^63+2x^64

The gray image is a code over GF(2) with n=192, k=14 and d=80.
This code was found by Heurico 1.16 in 5.85 seconds.