The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  0  1  1  7  1  1  1  1
 0  1  1 31 16 48  4 19  0 36 31  1 16 19  7 48  4 29  7
 0  0 35 21 42  7 14 21  7 28 14  7 35  0 35  0 28 42 14

generates a code of length 19 over Z49 who´s minimum homogenous weight is 103.

Homogenous weight enumerator: w(x)=1x^0+756x^103+504x^104+78x^105+3780x^110+1344x^111+174x^112+7812x^117+2268x^118+36x^119+6x^126+48x^133

The gray image is a code over GF(7) with n=133, k=5 and d=103.
This code was found by Heurico 1.16 in 0.0271 seconds.