CS[C@]12C(=O)C[C@]3(C)[C@@H](CC[C@@]3(O)C(=O)CO)[C@@H]1CCC1=CC(=O)CC[C@]12C
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?