The generator matrix

 1  0  0  1  1  1  1  1  1  6  0  1  3  1  1  6  1  1  1  1  1  0  6  1  6  1  1  0  1  1  0  1  1  1  3  1  1  1  3  1  3  1  6  1  1  1  1  1  1  0  1  1  1  1  1  1  1  3  1  1  0  1  3  1  6  1  1  1  1  1  6  3  6  1  1  1  1  1  1  6  1  0  1  1  1  1  1  1
 0  1  0  0  3  7  1  8  7  1  1  2  6  3  7  1  5  5  1  1  6  1  1  1  1  3  1  1  0  6  1  2  4  5  0  6  8  0  1  3  1  4  6  5  2  4  0  8  7  1  8  5  6  4  4  1  8  1  2  3  0  7  1  5  6  3  0  6  4  2  1  6  0  2  8  4  0  6  8  1  2  3  4  5  6  5  6  8
 0  0  1  1  5  2  4  0  6  7  5  6  1  1  5  1  7  2  6  7  0  3  8  7  8  4  6  0  0  8  1  2  8  1  1  8  3  7  5  8  3  2  1  4  4  3  7  7  1  1  0  0  6  1  3  2  1  8  8  2  1  7  7  4  1  4  3  6  6  3  0  1  1  3  1  0  3  0  4  3  6  1  0  8  4  3  3  1
 0  0  0  6  6  6  6  6  3  6  6  0  6  0  0  3  6  0  0  3  0  3  3  0  0  3  6  6  6  6  3  0  0  6  3  3  0  0  3  0  6  0  3  0  6  6  6  3  0  6  0  3  3  6  0  6  0  0  6  6  6  3  0  3  0  6  3  0  3  3  3  0  3  6  3  3  0  3  6  6  6  0  6  3  6  0  0  6

generates a code of length 88 over Z9 who´s minimum homogenous weight is 168.

Homogenous weight enumerator: w(x)=1x^0+84x^168+192x^169+156x^170+200x^171+240x^172+108x^173+140x^174+168x^175+66x^176+96x^177+120x^178+54x^179+60x^180+114x^181+36x^182+32x^183+48x^184+18x^185+46x^186+36x^187+24x^188+34x^189+24x^190+12x^191+24x^192+18x^193+6x^194+6x^195+12x^196+2x^198+6x^200+2x^204+2x^210

The gray image is a code over GF(3) with n=264, k=7 and d=168.
This code was found by Heurico 1.13 in 0.141 seconds.