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  2  1  2  1  1  1
 0  2  0  0  2  2 2a 2a^2 2a^2+2a 2a^2+2a+2 2a^2+2a+2  2 2a^2+2a+2  0 2a 2a^2+2a  0 2a+2 2a^2+2a 2a^2+2a+2 2a 2a 2a 2a^2+2a  2  2 2a+2  2 2a^2+2  2  2 2a^2+2 2a^2
 0  0  2  0 2a^2+2 2a^2+2a+2 2a 2a^2+2 2a^2+2 2a 2a^2+2 2a^2 2a 2a^2+2a+2 2a 2a  2  0 2a^2+2a+2 2a^2 2a^2+2a 2a^2+2 2a^2+2a+2 2a^2+2a 2a+2  0 2a+2 2a^2+2  0 2a^2 2a^2+2 2a^2+2a  2
 0  0  0  2  2 2a^2+2a 2a^2+2a  2 2a^2+2 2a^2+2a 2a^2+2 2a^2+2 2a+2  2  2  0 2a^2+2a 2a^2+2 2a 2a^2  0 2a+2 2a+2  0 2a+2 2a^2+2a 2a^2+2 2a^2+2a+2 2a 2a 2a+2 2a^2+2a+2 2a+2

generates a code of length 33 over GR(64,4) who´s minimum homogenous weight is 208.

Homogenous weight enumerator: w(x)=1x^0+350x^208+854x^216+448x^217+686x^224+6272x^225+644x^232+21952x^233+602x^240+574x^248+329x^256+56x^264

The gray image is a code over GF(8) with n=264, k=5 and d=208.
This code was found by Heurico 1.16 in 0.303 seconds.