The generator matrix

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

generates a code of length 19 over Z4[X]/(X^3+2,2X) who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+6x^18+112x^19+6x^20+1x^22+1x^24+1x^30

The gray image is a code over GF(2) with n=152, k=7 and d=72.
This code was found by Heurico 1.16 in 1.05e-007 seconds.