The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+432x^211+231x^212+1176x^215+471x^216+480x^219+48x^220+312x^223+33x^224+312x^227+45x^228+336x^231+183x^232+24x^235+6x^236+6x^244

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 0.214 seconds.