The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  3  0  1  1  1  6  6  1  1  1  1  1  1  6  3  0  3  1  1  1  1  6  1  1  1  6  3  0  0  1  6  1  1  3  1  1  3
 0  1  0  0  3  7  7  1  5  8  8  1  3  5  6  7  1  1  1  8  3  5  7  3  1  0  1  1  1  3  6  1  3  0  1  6  0  1  6  1  6  1  2  5  1  5  6  1
 0  0  1  1  5  6  2  4  7  2  0  3  1  2  5  5  7  2  6  6  0  4  6  5  5  1  0  2  8  0  2  3  1  7  1  7  1  1  1  6  3  0  1  1  7  2  7  5
 0  0  0  6  6  0  6  6  3  3  6  3  3  0  0  3  3  0  3  0  0  6  6  3  0  3  6  6  0  6  3  6  6  3  3  6  0  0  3  3  6  6  3  3  3  3  0  0

generates a code of length 48 over Z9 who´s minimum homogenous weight is 90.

Homogenous weight enumerator: w(x)=1x^0+524x^90+504x^93+366x^96+318x^99+276x^102+102x^105+82x^108+12x^111+2x^126

The gray image is a code over GF(3) with n=144, k=7 and d=90.
This code was found by Heurico 1.16 in 23 seconds.