Reference info 🡇
1) Select element: Choose the atom type tool (default oxygen) and then expand the list of types. Select the atom type or periodic table for other elements.
2) Multitypes: Choose "Q" tool and then select the atom. Select the types you want to find.
3) Set Connectivity: Choose "Q" tool and then select the atom. Scroll down and select connectivity (X). Input your value and click on "Set" button.