The molecular formula C21H28N2OS (molar mass: 356.52 g/mol, exact mass: 356.1922 u) may refer to:
The molecular formula C21H28N2OS (molar mass: 356.52 g/mol, exact mass: 356.1922 u) may refer to: α-Methylthiofentanyl 3-Methylthiofentanyl
Category:Molecular formulas
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).