Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
a.) CCOC(=O)CC(O)(CC(=O)OCC)C(=O)OCC
b.) CCCCCCS
c.) CCC12COP(=O)(OC1)OC2
d.) CC(=O)OC(C)C(Cl)(Cl)Cl
e.) CCCCOC(=O)c1ccc(-n2nc(OCc3ccccc3)c3ccccc32)cc1
Answer: a
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}