Coals to Newcastle.

What if I told you the entire country of Russia is not actually oil fields, and Iran does export oil to them?

I would first assume it’s marginal amount of oil.

But I am willing to change my mind about it if I would see a source on that.

My low effort search suggests no significant oil export to russia https://oec.world/en/profile/bilateral-country/irn/partner/r... (2022 data, maybe something changed)