The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  0  1  1  0  2  2  2  2  2  2  1  0  4  2  4  4  1  0  2  2  2  4  1  0  1  4  2  1  2  1  2  2  1  2  2  2  2  4
 0  2  0  0  0  0  0  0  0  2  2  6  4  6  2  6  2  4  2  4  2  0  6  4  0  6  4  2  0  6  4  0  2  4  2  2  6  0  2  0  2  2  4  6  4  6  0  2  2  4  2  0  0  2  6  6  0  2  2  6  4  2  2  6  2  4  0  2  6  4  0  0  2  2  6  0  6  6  2  2  0  0  2  0  0  2  2  0
 0  0  2  0  0  0  2  6  2  2  2  4  0  2  4  2  0  2  4  6  2  6  0  6  4  6  4  6  0  2  6  0  0  6  2  0  4  4  2  2  6  2  4  4  6  0  2  6  2  4  0  4  4  4  6  6  6  6  6  4  2  6  4  4  2  4  2  0  2  2  2  2  4  0  6  4  6  4  2  0  2  6  4  6  0  4  0  4
 0  0  0  2  0  2  2  6  0  0  2  2  4  0  0  2  6  4  4  6  0  2  6  4  2  0  4  2  0  2  0  0  4  2  2  4  2  6  6  4  4  4  2  4  2  6  0  6  4  6  0  6  0  6  0  6  4  2  0  2  4  2  0  6  4  0  4  0  2  2  4  0  4  4  6  2  0  6  0  2  2  4  2  4  2  2  6  4
 0  0  0  0  2  2  0  6  2  0  2  2  4  2  6  4  4  0  0  2  2  4  6  2  2  0  4  2  2  6  0  4  6  6  4  2  0  2  4  2  2  2  6  0  4  4  2  6  4  4  4  4  6  6  6  4  4  6  0  6  2  4  6  2  4  2  0  6  2  6  2  4  2  4  4  6  6  6  6  2  4  2  4  2  2  4  0  0
 0  0  0  0  0  4  0  0  0  4  4  0  4  4  4  4  4  4  4  0  4  0  0  4  4  4  0  4  0  0  4  4  0  0  4  0  4  0  0  4  4  4  0  0  4  4  4  4  0  0  0  4  4  0  4  0  0  0  4  0  0  4  4  4  0  4  0  0  4  0  0  4  4  4  4  4  0  4  4  4  4  4  0  4  0  0  0  4
 0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  4  0  4  0  4  0  0  4  4  4  4  4  4  0  4  0  4  4  4  4  4  0  4  0  4  4  0  0  4  0  0  0  0  0  4  4  0  0  4  0  4  4  0  4  0  0  0  4  4  4  4  4  0  4  4  4  4  4  0  0  0  4  4  0  4  4  0  0  0  0  4  0
 0  0  0  0  0  0  0  4  0  4  0  4  4  4  4  4  4  4  4  0  4  0  0  4  4  4  0  4  0  0  4  4  0  4  0  4  4  4  4  0  0  0  0  4  0  0  0  0  0  4  4  0  4  0  0  0  4  0  0  4  4  0  4  0  0  4  0  4  0  0  4  0  4  0  4  4  4  0  4  0  0  0  0  0  0  4  4  0
 0  0  0  0  0  0  0  0  4  0  0  0  0  0  4  0  0  0  0  4  4  4  4  4  4  0  0  0  0  0  4  4  0  0  4  4  4  4  4  4  4  0  4  0  0  0  0  4  4  0  4  4  4  0  0  0  0  0  4  4  4  4  0  4  4  4  0  4  0  0  4  4  4  4  4  0  0  0  4  4  0  0  4  0  0  0  0  0

generates a code of length 88 over Z8 who´s minimum homogenous weight is 74.

Homogenous weight enumerator: w(x)=1x^0+200x^74+12x^75+526x^76+36x^77+914x^78+136x^79+1325x^80+328x^81+1892x^82+768x^83+2595x^84+1276x^85+3056x^86+1496x^87+3453x^88+1608x^89+3344x^90+1300x^91+2576x^92+692x^93+1857x^94+352x^95+1298x^96+144x^97+761x^98+32x^99+410x^100+12x^101+210x^102+83x^104+42x^106+18x^108+11x^110+1x^114+3x^116

The gray image is a code over GF(2) with n=352, k=15 and d=148.
This code was found by Heurico 1.16 in 93.7 seconds.