Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, or c without using any additional words.
Options:
(a) CCCCC(CC)COC(CBr)c1cccc(C2CCCCC2)c1
(b) CCOC(=O)C(C)Oc1ccc(Oc2nc3ccc(Cl)cc3s2)cc1
(c) Cc1ccc(Cc2ccc(C)cc2)cc1
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}