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  3  1  1  1  1  1  1  1  1  1  1  1  1  3  3 18  1  0  1  1  1
 0  3  0  0 24 21 15  3 24 21 18  0 21  9 15 24 15 21  9  3  6 12 18 18 12 18 15 24  6  0  3 15  0 21  9 15  9  3  0  6 21 24 21 24  3 18  3 15 15  0
 0  0  3 24  0 15 21  3  6  6 21  0  3 15 21  9  6  9 18  9 15 12  3 24  0 21 18 21  3 21 24  3 24  6 18 18 21  3  6 15 12  9  9 15  3  0 18 15  0 24
 0  0  0  9  0  0 18  0  0  9 18  9 18 18  9  0  0  9  9  9 18  0  9 18  0 18  0 18  9  9  0  0 18  9 18  9  9  9  0  9 18 18  9  0  9  0  0 18 18  9
 0  0  0  0  9 18  0  9 18  0 18  9  0  0  0 18  9 18 18  9  0 18 18 18  9  9  0  9  9  9  0  0  9  9 18  9  0  9  9  0 18 18 18 18  0  9  9 18 18 18

generates a code of length 50 over Z27 who´s minimum homogenous weight is 90.

Homogenous weight enumerator: w(x)=1x^0+262x^90+1014x^93+54x^94+1924x^96+324x^97+972x^98+4364x^99+2106x^100+1944x^101+4540x^102+432x^103+852x^105+554x^108+256x^111+66x^114+10x^117+4x^120+2x^123+2x^135

The gray image is a code over GF(3) with n=450, k=9 and d=270.
This code was found by Heurico 1.16 in 1.58 seconds.