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 other words.
Options:
a: O=C(O)C1CCc2cc(C3CCCCC3)c(Cl)cc21
b: Cc1cc(-c2ccccc2)[nH]n1
c: CCOC(=O)C1CC2CC1C1OC21
d: CC12CCCC(C)(OC1)O2
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}