Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a.) Cc1ncc(CO)c(CO)c1O
b.) ClCCCBr
c.) CCOC(=O)C=CC(=O)OCC1CO1
d.) Cn1c(=O)c2c(nc(Cc3ccc(N)cc3)n2C)n(C)c1=O
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}