Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any other words.
Options:
a.) CC(=O)C(C)C
b.) Nc1ncnc(Nc2cccc(Cl)c2)n1
c.) CC1CCC2(O)C3(C)CC4(O)OC2(C1O)C1(O)C3(O)C(OC(=O)c2ccc[nH]2)C(O)(C(C)C)C41C
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}