Just one point here: For Russia, for China and for the multipolar world, Iran cannot fall. If Iran is allowed to fall as Israel wants, the multipolar world will be defeated.
Of course, it's not a secret that new Russian doctrine, after they, as well as Iran, saw that deal with pro-zionist usa politicians on equal basis is impossible, Putin definitely accepted concept of Dugin about Russian extending influence as only possible way...
Whole chapter of the program is about their relations with Iran...Very precisely defined, viewing Iran as country that ambitions are not dangerous to the Russian's by any means, and both countries have mutual danger in some cases...
Primary concern for them is rising promotion of Turkistan as turkish way of reestablishing imperial form, on the west there are already many reviews of the "third global turkish superpower", with usa and china... on long-term, concept of Turkistan could have unforseen consequences for both Russia and Iran...with mutual approach, neutralization of this perspective is far more easy for both countries...Even in case of open conflict in the Caucasian area, they have already set eventual new borderline of influence, with Azerbaijan in Iranian and Armenia in the Russian sphere...
Iran, by this platform, will not interfere in Russian interests in Central Asia, and Russia will not oppose Iranian plan on the Middle East, or western Asia... Iran was first of the sides that proved its true intentions with support in Ukraine, crucial for forming till then non-existent Russian way to long war of attrition, where Iran is their mentor and they even replicate their way of cheap drone production factory...
Time for Russia to give back their part of partnership is right now...