O=c1c2ccccc2oc2cc(O)c(C3COCC(CO)C(O)C(O)C3O)c(O)c12
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?