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

generates a code of length 50 over Z9 who´s minimum homogenous weight is 75.

Homogenous weight enumerator: w(x)=1x^0+84x^75+280x^78+494x^81+848x^84+1100x^87+2100x^90+4410x^93+8296x^96+13466x^99+12694x^102+8516x^105+3314x^108+1438x^111+944x^114+576x^117+270x^120+134x^123+52x^126+20x^129+6x^132+4x^135+2x^141

The gray image is a code over GF(3) with n=150, k=10 and d=75.
This code was found by Heurico 1.16 in 64.9 seconds.