The generator matrix

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

generates a code of length 90 over Z8 who´s minimum homogenous weight is 88.

Homogenous weight enumerator: w(x)=1x^0+25x^88+138x^89+11x^90+32x^91+6x^92+18x^93+12x^94+7x^98+2x^101+2x^102+2x^105

The gray image is a code over GF(2) with n=360, k=8 and d=176.
This code was found by Heurico 1.16 in 0.26 seconds.