Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
[a] O=[N+]([O-])c1cc(Cl)ccc1Cl
[b] Cc1ccc([N+](=O)[O-])cc1S(=O)(=O)O
[c] CCOP(=S)(OCC)Oc1ccccc1[N+](=O)[O-]
[d] Oc1ccc(Br)cc1Br
[e] OCC(O)Oc1ccc(Cl)cc1Cl
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}