The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  1  1  1  1  1  1  1  7  1
 0  1  1 31 16  0  7  7 48  4 19  4 28 36 16 31 19 48  1 36 26 38  9  6 46 15 38 26  1 21
 0  0 35 21 42  7 14 28  7 35 21 14 21 42 28  0 42 28 28  7 35 35  0 14  0 21 42 14 35  0

generates a code of length 30 over Z49 who´s minimum homogenous weight is 168.

Homogenous weight enumerator: w(x)=1x^0+30x^168+504x^169+756x^170+588x^172+150x^175+2520x^176+2016x^177+588x^179+96x^182+5208x^183+3402x^184+882x^186+42x^189+24x^210

The gray image is a code over GF(7) with n=210, k=5 and d=168.
This code was found by Heurico 1.16 in 0.0502 seconds.