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.) CCCc1cc(=O)[nH]c(=S)[nH]1
b.) O=C1CN2CCOC2(c2ccccc2F)c2cc(Br)ccc2N1
c.) CCC(CC)(CO)CO
d.) O=CC(Cl)CCl
Answer: c
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}