The generator matrix

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

generates a code of length 99 over Z8 who´s minimum homogenous weight is 88.

Homogenous weight enumerator: w(x)=1x^0+96x^88+436x^89+587x^90+1016x^91+1048x^92+1626x^93+1571x^94+2286x^95+1808x^96+2724x^97+2082x^98+2570x^99+2186x^100+2634x^101+1891x^102+2124x^103+1345x^104+1474x^105+950x^106+934x^107+473x^108+392x^109+188x^110+148x^111+72x^112+44x^113+17x^114+8x^115+9x^116+10x^117+10x^118+2x^119+2x^120+2x^121+2x^125

The gray image is a code over GF(2) with n=396, k=15 and d=176.
This code was found by Heurico 1.16 in 58.3 seconds.