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, or c without using any other words.
Options:
[a] CCOP(=O)(OCC)OC(=C(Br)Br)c1ccc(Cl)cc1Cl
[b] CC(C)c1cccc(OC(=O)N(C)C)c1
[c] Cc1ccc(O)c([N+](=O)[O-])c1
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}