COc1ccc(/C=C/C(=O)CCN2CCN(CCC(=O)/C=C/c3ccc(OC)cc3)CC2)cc1.Cl
Orally active drug usually follows the rule of three, in which the molecular weight of a fragment is <300, the c Log P is ≤3, the number of hydrogen bond donors is ≤3 and the number of hydrogen bond acceptors is ≤3. The molecule meets rule of three or not?