The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  0  6  1  0  1  3  1  6  1  1  0  1  1  1  1  1  1  1  0  1  1  1  1  0  1  1  1  3  3
 0  1  0  0  0  1  8  1  7  8  5  1  1  0  1  0  1  7  3  6  5  1  4  3  7  5  5  3  3  1  7  6  4  3  1  3  7  4  0  1
 0  0  1  1  8  8  8  1  6  0  7  8  7  0  6  7  5  1  1  8  7  1  5  4  6  5  7  0  5  3  4  1  8  0  8  3  4  8  1  6
 0  0  0  6  0  0  0  0  0  6  6  3  6  6  6  0  6  6  3  3  6  3  6  3  3  0  0  0  3  6  6  0  6  6  3  3  0  6  6  0
 0  0  0  0  3  0  3  6  6  6  6  0  3  3  6  3  3  3  3  6  6  6  6  0  6  6  6  0  3  6  6  0  3  6  6  6  3  0  6  6
 0  0  0  0  0  6  3  3  0  3  0  3  3  3  3  6  0  6  6  6  6  6  6  3  3  3  6  6  6  6  3  3  3  0  3  3  3  6  6  3

generates a code of length 40 over Z9 who´s minimum homogenous weight is 68.

Homogenous weight enumerator: w(x)=1x^0+204x^68+232x^69+180x^70+540x^71+622x^72+438x^73+966x^74+882x^75+690x^76+1524x^77+1232x^78+906x^79+1926x^80+1452x^81+1092x^82+1830x^83+1160x^84+768x^85+1290x^86+662x^87+264x^88+396x^89+206x^90+36x^91+66x^92+62x^93+6x^95+34x^96+10x^99+2x^102+4x^108

The gray image is a code over GF(3) with n=120, k=9 and d=68.
This code was found by Heurico 1.16 in 14.1 seconds.