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 or b without using any other words.
Options:
[a] CC(=O)Nc1ccc(S(=O)(=O)Nc2cc(C)on2)cc1
[b] CCc1cc2c(s1)-n1c(C)nnc1CN=C2c1ccccc1Cl
Answer: b
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}