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Convert 3D Structure to SMILES

Convert a small-molecule 3D structure into a SMILES string, and preview the submitted model in the 3D viewer below.

Accepted formats: .mol2, .mol, .sdf, .pdbqt and .pdb, up to 1 MB per file.

1. Structure file (.mol2, .mol, .sdf, .pdbqt or .pdb, max 1 MB):