My new shiny bow!

https://preview.redd.it/71jhghtlrelg1.png?width=1201&format=png&auto=webp&s=6e37dfb9cf4792229a6bc6deef78f7da420ea8d8

I've used act 3 free vaal orb at WCB with 247% and hit 300%. I thought that was insane. But after the campaign, when I got first architect's orb, I tried my luck once again and get this one!

Yeah I know runes not good but I don't have better right now...

Which runes will be the best or really good option for Poison Arrow build?