The generator matrix

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

generates a code of length 17 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 13.

Homogenous weight enumerator: w(x)=1x^0+32x^13+16x^14+126x^16+192x^17+96x^18+32x^21+16x^22+1x^32

The gray image is a code over GF(2) with n=68, k=9 and d=26.
This code was found by Heurico 1.16 in 6.64 seconds.