Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any other words.
Options:
a Clc1ccc(Cl)cc1
b CC1(C(=O)O)CCC2(C)CCC3(C)C(=CC(=O)C4C5(C)CCC(OC(=O)CCC(=O)O)C(C)(C)C5CCC43C)C2C1
c COc1cccc(O)c1
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}