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=CCOC(=O)CC(C)C
b: CN(C)C(=O)Nc1cc(C(C)(C)C)on1
c: COC(=O)C(C)N(C(=O)c1ccco1)c1c(C)cccc1C
d: OCC(O)CCl
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}