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: C1C2CC3OC3C2CC2OC12
b: CC(C)=CC1C(C(=O)OCc2ccc(C)cc2C)C1(C)C
c: COc1ccc(C2OCOCC2C)cc1
d: CSc1nnc(C(C)(C)C)c(=O)n1N
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}