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, c, or d without using any additional words.
Options:
a: C#CC(C)OC(=O)Nc1cccc(Cl)c1
b: COc1ccc(N)c(S(=O)(=O)O)c1
c: CCOP(=O)(OCC)SCc1nnc(SC(C)C)s1
d: CC(C)Cc1cccc2c(CC(=O)O)cccc12
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}