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

generates a code of length 48 over Z27 who´s minimum homogenous weight is 87.

Homogenous weight enumerator: w(x)=1x^0+468x^87+54x^89+1194x^90+108x^91+720x^92+1776x^93+1458x^94+1404x^95+4314x^96+2592x^97+2106x^98+1678x^99+216x^100+90x^101+804x^102+528x^105+140x^108+30x^111+2x^126

The gray image is a code over GF(3) with n=432, k=9 and d=261.
This code was found by Heurico 1.16 in 1.45 seconds.