Adding Chains

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To add an acyclic chain to an existing atom:

1. Click the Acyclic Chain tool.

2. Point to the atom to which you want to attach the chain.

3. Drag in the direction you want the chain to grow.

To specify a chain length:

1. Click the Acyclic Chain tool.

2. Click an existing atom or an empty area in a document window.

The Add Chain dialog box appears.

3. Type the number of bonds in the chain.

4. Click Add.

To add another chain of the same length anywhere in a document window:

• Option+click an existing atom or click in an empty area within the document window.