How to extract only the links that they dont exist .Javascript

Hi there dont know how to extract the links.I dont need more .I tried with popup link and clickselector but no succes .Any advice
Url: MCE Mostra Convegno Expocomfort 2022

Sitemap:
{id:"sitemap code"}

@rodmans Hello, in order to extract/convert these links, please, be sure to do the following steps:

Hope it helps.

@ViestursWS
Thanks for the advice .I think i will be useful!