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. C=CC(COC)c1ccccc1OC(=O)NC
b. CC(C)COC(=O)C(C)Oc1ccc(Oc2ccc(Cl)cc2)cc1
c. O=C(Nc1cccc(Cl)c1)OCC#CCCl
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}