2-phenylacetaldehyde + hydrogen cyanide => (2S)-2-hydroxy-3-phenylpropanenitrile
2-phenylacetaldehyde + hydrogen cyanide => (2s)-2-hydroxy-3-phenylpropanenitrile
2-phenylacetaldehyde + hydrogen cyanide => (2S)-2-hydroxy-3-phenylpropanenitrile
2-phenylacetaldehyde + hydrogen cyanide => (2s)-2-hydroxy-3-phenylpropanenitrile