The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  1  1 31 16 48  4 19  0 36 31 16 48  0  4 19  7
 0  0 35  0 35  7 35  7 42 14  7 42  0 28  0 35 28
 0  0  0  7 28 28 21 42  0 42  7 42 35 35 28  7 21

generates a code of length 17 over Z49 who´s minimum homogenous weight is 84.

Homogenous weight enumerator: w(x)=1x^0+156x^84+168x^85+1764x^90+534x^91+1260x^92+2058x^96+21168x^97+426x^98+5208x^99+12348x^103+63504x^104+486x^105+7770x^106+648x^112+150x^119

The gray image is a code over GF(7) with n=119, k=6 and d=84.
This code was found by Heurico 1.16 in 1.07 seconds.