The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  1  1  1  2  1  1  1  1 2a+2 2a  1  1  1  1 2a  1  1  1  1 2a+2  1  0  1  1  1  1  1 2a+2  1  1  0  1  2  2  1  1  1  1 2a  1 2a+2  1  1  1  1  1  0  1  1 2a  1  1  1  1  1  1  1 2a+2  2  1  2 2a+2
 0  1  0 2a+2 2a  2  1 3a+2 3a+3 2a+3 2a+1  3  a a+3  1 3a a+2 3a+1 a+1  1  1  0  1  a 3a+3  1 2a  2 a+3 2a+3  1 a+2  1  3 2a+1 3a 2a+2 3a+2  1 a+1 3a+1  1  a  1  1 3a 3a+2  2 a+2  1  0  1 2a+2 2a  2 2a+2  0  1  a a+1  1 2a 3a+3 a+3 3a+1 2a  3 2a+1 2a  1 3a+2  1 2a+2
 0  0  1  1  a 3a+3 3a+1 a+1 a+3 a+2 2a+1  2 2a+2 2a a+1  3 3a+2 3a 2a+3 2a+1 3a  2 3a+3  0 3a+1 3a+2 3a+2 a+3 2a+2  a a+3 a+2 3a+2 2a  1 2a+1  3 a+3  3 2a+1  a 2a a+2 3a+3 3a 3a+2 2a 2a+3 3a+3  1 a+1 2a+2  0  3 a+2 2a+2 a+3 a+3  1 3a+3  0 2a+2  0  a 2a+3  2 a+3  2  1 2a+1 2a+1  0  1

generates a code of length 73 over GR(16,4) who´s minimum homogenous weight is 211.

Homogenous weight enumerator: w(x)=1x^0+228x^211+324x^212+300x^213+276x^214+420x^215+363x^216+312x^217+120x^218+264x^219+159x^220+108x^221+48x^222+204x^223+123x^224+120x^225+48x^226+108x^227+129x^228+84x^229+72x^230+48x^231+90x^232+48x^235+24x^236+36x^237+12x^238+24x^239+3x^240

The gray image is a code over GF(4) with n=292, k=6 and d=211.
This code was found by Heurico 1.16 in 0.125 seconds.