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 additional words.
Options:
a.) CCC=C1OC(=O)c2ccccc21
b.) CCC(O)(c1ccccc1)c1cccc(C(F)(F)F)c1
c.) C=CC(=O)OCC1CC2C=CC1C2
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}