The generator matrix

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

generates a code of length 75 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+404x^66+604x^67+1325x^68+1232x^69+2026x^70+1644x^71+2889x^72+2032x^73+3088x^74+2308x^75+3282x^76+2208x^77+2840x^78+1584x^79+1932x^80+1024x^81+1030x^82+440x^83+486x^84+192x^85+108x^86+44x^87+30x^88+6x^90+7x^92+2x^94

The gray image is a code over GF(2) with n=300, k=15 and d=132.
This code was found by Heurico 1.11 in 373 seconds.