Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, or d without using any other words.
Options:
a CC(=O)OCc1ccc(C)cc1
b CC(C)(Oc1ccc(Cl)cc1)C(=O)O
c CC(C)(C)c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1O
d CCOC(=O)C=C1SC(N2CCCCC2)C(=O)N1C
Answer: c
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}