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You have to enable Java in your browser. HELP:
CLR: Clears the editing area
DEL: Cleck to atoms or bonds to delete them
D-R: Eliminate a group of structured
+/-: Switching charge positive and negative number
UDO: Return to a prior steps
X: Click here for you showed Pop-Ups window.

substructure search exact search

Please enter smiles string like "S=C=NC"
JME applet artis courtesy of Peter Ertl, Nov
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