C19H21N
Appearance
The molecular formula C19H21N (molar mass: 263.38 g/mol, exact mass: 263.1674 u) may refer to:
- Nortriptyline
- Pridefine (AHR-1,118)
- Protriptyline
The molecular formula C19H21N (molar mass: 263.38 g/mol, exact mass: 263.1674 u) may refer to: