C₂₀H₂₇NO₃

The molecular formula C₂₀H₂₇NO₃ (molar mass: 329.433 g/mol) may refer to:

• A-77636, a selective dopamine receptor D₁ agonist
• 2C-E-NBOMe, a designer drug
• DOM-NBOMe
• 25G-NBOMe
• Trilostane, an inhibitor of 3 β-hydroxysteroid dehydrogenase used in the treatment of Cushing's syndrome