Cc1cn(C2CC(N=[N+]=[N-])C(C(=O)O)O2)c(=O)[nH]c1=O
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?