Test your SMARTS skills

Quiz heavily inspired by Daylight SMARTS tutorial. Write SMARTS for each pattern description. Don't give up.

Aliphatic Carbon and Oyxgen atoms connected with any bond.

Carbon in six-membered ring

An atom which is not in any ring and is not an oxygen.

Carbon and Nitrogen atoms bonded by a non-ring bond.

An aromatic atom single-bonded to any halogen.

Nitrogen (aliphatic or aromatic), with at least one hydrogen attached, and in a five-membered ring.

Carbon attached to a carbonyl group; match only carbon.

Identify the oxygen–carbon bond that connects the sugar ring to the phosphate group at every 5′ extension of the RNA

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