Question: Please describe this drug.
 The Chemical can be represented with the SMILES N.O=C(O)C(=O)O.[Fe+3].
Result: Ferric ammonium oxalate appears as a green crystalline solid. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. Used in making blueprints.
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
N.O=C(O)C(=O)O.[Fe+3]
C(=O)(C(=O)O)O.N.[Fe+3]
azane;iron(3+);oxalic acid
Please describe this drug.