SMILES or CID: Fetch Assay Stats: Bond Scoring: Carbon Chain Length Carbon Count Heteroatom Count Heavy Atom Count Complexity

Central structure: Click on bond to analyze major fragment, shift-click for minor fragment analysis.
Click in ringsystem for atom replacement analysis, shift-click for expansion/contraction analysis.
Satellite structures: Click to make it central structure, shift-click to open in new window.
Click on CID header to jump to PubChem in new window.