({8} magic symbol) ({U} magic symbol) ({U} magic symbol) ({R} magic symbol) available the first turn, with ({3} magic symbol) ({R} magic symbol) ({R} magic symbol) ({R} magic symbol) each other extra turn available.
Steps
Cast Time Stretch by paying ({8} magic symbol) ({U} magic symbol) ({U} magic symbol) , causing you to take two extra turns after this one.
Activate Izzet Chemister's first ability by paying ({R} magic symbol) and tapping it, exiling Time Stretch from your graveyard.
Move to your second extra turn.
Activate Izzet Chemister's second ability by paying ({1} magic symbol) ({R} magic symbol) , tapping and sacrificing it, casting Time Stretch from exile without paying its mana cost.
Resolve Time Stretch, causing you to take two extra turns after this one.
Cast Izzet Chemister from your graveyard by paying ({2} magic symbol) ({R} magic symbol) .