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  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  1  1  1  1  1  5  1  5  5  5  1  5  5  1  1  5  1  5  1
 0  5  0  0  5  5  0  5 10 20 15 20  0 10 20 20  5 10 10  5 15 15  5 15 20  0 10 10  5  0 10 10 20  5 10 20 20 20 10 15  0 10 15  0 15 15  5  0 10 15  0  5 15 15 20 15 10 10  0  5  5 15 20  5  0 20 15 20  0  5 15  5  0  5 10  5  5 10 20  0  0 15 10  5 20  0  0
 0  0  5  0 15 10  5 20  0  5  5  5 15 10  0 10 15  5 10 20  0 15 10 15 10 20 15 20  5 20 20  5  0 10  5 20 20 15 15 10  5 20  0 20 15 10 15 10 15 10  0 15  5 10 10  5  0 15 10  5  5 15  0 20 10 15  5 15 10  5  0 10  5 20  0 15  5 10 15  5  5 10 10 10  5 10 20
 0  0  0  5 15  5 20 15 15 15  0  5  5  0 15  5 10 10 15  0 20  5 15 15  0  0 10 15  5 20 20 20 20  0  5 20  0 20 20 10 15  5  0  5 20 15  0  5  5  0 15 20 20  5 15  5 20  0 10 20 15  0 10  5 20  5 15  0 15 10 10 20 10 20  0  5 10  5 10  5  0 20  5 10  0 20 20

generates a code of length 87 over Z25 who´s minimum homogenous weight is 336.

Homogenous weight enumerator: w(x)=1x^0+140x^336+268x^340+440x^341+132x^345+640x^346+80x^350+840x^351+68x^355+440x^356+32x^365+4x^370+4x^375+8x^380+20x^390+4x^395+4x^405

The gray image is a code over GF(5) with n=435, k=5 and d=336.
This code was found by Heurico 1.16 in 62.6 seconds.