The generator matrix

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

generates a code of length 49 over Z4[X]/(X^2+2) who´s minimum homogenous weight is 44.

Homogenous weight enumerator: w(x)=1x^0+103x^44+24x^45+90x^46+192x^47+351x^48+592x^49+322x^50+192x^51+67x^52+24x^53+30x^54+40x^56+6x^58+13x^60+1x^84

The gray image is a code over GF(2) with n=392, k=11 and d=176.
This code was found by Heurico 1.16 in 0.156 seconds.