The 3D Molecule Viewer extension provides an interactive way to visualize molecular structures in 3D. Key features include:

• Direct SMILES string input with automatic 3D structure generation
• Supporta a wide range of formats: PDB, XYZ, CIF, QCSchema, etc.
• Interactive 3D visualization with mouse controls
• Multiple visualization styles (stick, sphere, line, cross)
• Customizable rendering options
• Screenshot capability
• Raw file data viewer
• Drag and drop file support

Usage:
1. Click the extension icon to open the viewer
2. Either enter a SMILES string or drag and drop a supported JSON file
3. Use mouse to rotate, scroll to zoom, and right-click drag to translate
4. Use the controls to adjust visualization style and rendering options

Perfect for chemists, researchers, and students working with molecular data.