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  X  1  X  1  X  X  X  X  1  1  1  1  1  1  1  X  1  X  X  X  X  X  1 X^2  0  X  X  1 X^2  0  1  1 X^2  2 X^2 X^2  2 X^2  1  1  X  X  X  X  X  X X^2  1  1  X  X  X  X  1  1  1  1 X^2  0  X  X  2  2 X^2  0  0 X^2  2
 0 X^2+2  0 X^2+2  2 X^2  2 X^2  0 X^2+2  0 X^2+2  2 X^2  2 X^2  0 X^2+2  0 X^2+2  2 X^2  2 X^2  0 X^2+2  0 X^2+2  2 X^2 X^2+2  2 X^2+2 X^2 X^2 X^2  0  2  0 X^2+2  2 X^2  0 X^2+2  2 X^2+2 X^2 X^2+2 X^2 X^2  0  2  0 X^2+2 X^2  2  0  2 X^2+2 X^2 X^2+2 X^2 X^2 X^2  0  2 X^2 X^2  0  2 X^2+2 X^2+2 X^2 X^2  0  2  2 X^2+2 X^2  0  2  0  2  0  0  2  2 X^2+2 X^2 X^2+2 X^2  0  2  0  2  0 X^2 X^2
 0  0  2  2  2  2  0  0  0  0  2  2  2  2  0  0  0  0  2  2  2  2  0  0  0  0  2  2  2  2  2  0  0  0  2  0  2  2  0  0  0  0  2  2  2  0  2  2  2  0  2  2  0  0  2  0  0  0  2  0  0  0  2  0  2  2  2  0  2  2  0  2  2  0  0  0  0  2  2  2  2  0  0  0  2  2  0  0  2  0  0  2  2  0  2  2  0  2

generates a code of length 98 over Z4[X]/(X^3+2,2X) who´s minimum homogenous weight is 98.

Homogenous weight enumerator: w(x)=1x^0+108x^98+7x^100+7x^104+4x^106+1x^108

The gray image is a code over GF(2) with n=784, k=7 and d=392.
This code was found by Heurico 1.16 in 1.28 seconds.