The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  3
 0  3  0  0  0  0  3  6  6  0  0  3  3  3  3  3  3  3  0  6  0  6  0  6  0  3  6  3  6  6  0  0  6  3  0  3  3  3  3  0  0  0  3  0  3  0  0  3  3  6  6  6  6  3  6  0  6  6  3  3  0  0  3
 0  0  3  0  0  3  6  0  6  0  3  3  6  6  0  3  0  3  3  3  3  0  0  6  6  3  3  6  0  6  0  3  3  0  6  6  0  3  0  6  6  6  3  6  6  0  0  6  3  0  0  0  3  3  0  3  6  6  6  3  3  0  6
 0  0  0  3  0  6  6  3  0  3  3  0  0  3  6  3  3  6  6  0  0  6  6  6  6  6  3  3  0  3  6  3  6  6  3  6  3  0  0  0  3  0  3  6  0  0  3  3  0  6  6  0  0  6  0  3  6  3  0  3  6  6  6
 0  0  0  0  3  6  6  6  6  6  0  6  0  0  6  6  0  3  0  0  6  6  3  6  3  6  0  6  0  0  6  6  3  0  0  0  6  0  3  3  6  6  3  0  3  6  3  3  3  0  3  6  3  0  3  3  0  6  6  0  3  0  3

generates a code of length 63 over Z9 who´s minimum homogenous weight is 120.

Homogenous weight enumerator: w(x)=1x^0+60x^120+56x^123+162x^124+48x^126+324x^127+24x^129+24x^132+14x^135+6x^138+8x^141+2x^186

The gray image is a code over GF(3) with n=189, k=6 and d=120.
This code was found by Heurico 1.16 in 0.0676 seconds.