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, or c without using any additional words.
Options:
a.) O=C1CCc2cc(C(O)CCCN3CCN(c4cccc(Cl)c4)CC3)ccc2N1
b.) Cc1cccc(C)c1Nc1ncccc1C(=O)O
c.) CC(C)CC(C)CC(O)CC(C)C
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}