Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a. Nc1ccc(F)cc1F
b. c1ccc(P(N=P(c2ccccc2)(c2ccccc2)c2ccccc2)c2ccccc2)cc1
c. COS(=O)(=O)c1ccccc1
d. CC(=O)c1cccc2ccccc12
e. O=C(Cl)c1ccc(C(=O)Cl)cc1
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}