C₁₉H₂₁N₅O₂

Related molecular formulas
	C₁₉H₂₃N₅O₂
C₁₈H₁₉N₅O₂	C₁₉H₂₁N₅O₂	C₂₀H₂₃N₅O₂
	C₁₉H₁₉N₅O₂
C₁₉H₂₁N₅O		C₁₉H₂₁N₅O₃
C₁₉H₂₀N₄O₂		C₁₉H₂₂N₆O₂

The molecular formula C₁₉H₂₁N₅O₂ (molar mass: 351.40 g/mol, exact mass: 351.1695 u) may refer to:

CP-135807
Pirenzepine (Gastrozepin)

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