The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  1  1  a 7a+7 8a+4 3a+5 8a+5 8a a+5  a  0 8a+5 3a+5 8a
 0  0 3a+6  0 3a+6  3 6a+6 6a+6  6 3a 3a  3 3a+6 3a+3 3a
 0  0  0  3 3a+6 3a+6  3 3a  3 3a+3  0 3a+3 6a 6a 6a+6

generates a code of length 15 over GR(81,9) who´s minimum homogenous weight is 99.

Homogenous weight enumerator: w(x)=1x^0+648x^99+3240x^104+1048x^108+29160x^112+51840x^113+1368x^117+233280x^121+207360x^122+2448x^126+1048x^135

The gray image is a code over GF(9) with n=135, k=6 and d=99.
This code was found by Heurico 1.16 in 22.5 seconds.