SMILES: C[N+]1=CC=CC=C1/C=N/O
Description: The molecule is a pyridinium ion that is 1-methylpyridinium substituted by a (hydroxyimino)methyl group at position 2. It has a role as a cholinergic drug, a cholinesterase reactivator, an antidote to organophosphate poisoning and an antidote to sarin poisoning.