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] CCCCOC(=O)C(Cl)(Cl)C(Cl)=C(Cl)Cl
[b] CCOP(=S)(OCC)SCn1c(=O)sc2ccccc21
[c] O=C1C(O)=C(CC=C(Cl)Cl)C(=O)c2ccccc21
[d] CCCCC(C#N)(Cn1cncn1)c1ccc(Cl)cc1
[e] C1COCCOCCOCCOCCO1
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}