Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
a. CC(C)N(C(=O)CCl)c1ccccc1
b. CCCOP(=S)(OCCC)Oc1ccc(S(C)=O)cc1
c. CCCCC(CC)COC(=O)c1ccccc1C(=O)OCC(CC)CCCC
d. CCCN(CCC)C(=O)SCc1ccccc1
e. CCOc1ccc(N(N=O)C(C)=O)cc1
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}