Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
(a) O=c1[nH]c(=O)n(C2CC(O)C(CO)O2)cc1Br
(b) CCCCCCOC(=O)c1ccccc1
(c) CC(=O)c1c(Cl)c(Cl)c(Cl)c(Cl)c1Cl
(d) CCOC(=O)c1ccccc1O
(e) COc1ccc(OC)c(C(O)C(C)NC(C)C)c1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {acute_toxicity__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}