CN(C)c1ccc(/C=c2\c3cc([N+](=O)[O-])ccc3n3c2cc(-c2ccccc2)[n+]3C)cc1.O=S(=O)([O-])C(F)(F)F
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?