Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a. C=C(C)C(=O)Nc1ccc(O)cc1
b. CC1(C)CC(=O)CC(C)(C#N)C1
c. CCOP(=S)(OCC)Oc1cc(C)c(SC)c(C)c1
d. CCCCC(CC)COC(=O)COc1ccc(Cl)cc1Cl
Answer: c
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}