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, d, or e without using any other words.
Options:
a.) CCCCOC(=O)c1ccccc1
b.) COS(=O)(=O)c1ccc(C)cc1
c.) CCOC(C1=NCC(CC)(CC)CN1)c1ccc(Cl)cc1
d.) CCOP(=O)(Oc1ccc([N+](=O)[O-])cc1)SCC
e.) CCCCC(CC)COC(=O)COc1ccc(Cl)cc1Cl
Answer: a
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}