CC1(C)CC(=O)C2=C(C1)OC(N)=C(C#N)C21CCC2(CC1)OCCO2
The rule of three is typically followed by orally active drugs, which have a molecular weight of <300, a c LogP of ≤3, a hydrogen bond donor count of ≤3 and a hydrogen bond acceptor count of ≤3. Does the molecule comply with the rule of three?