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, c, or d without using any additional words.
Options:
a.) COc1c(O)c(Cl)c(Cl)c(Cl)c1Cl
b.) COP(=O)(OC)Oc1ccc(Cl)cc1Cl
c.) Cc1cc(Cl)ccc1OCC(=O)Nc1ccccc1
d.) CCOC(=O)c1ccccc1C(=O)OCC
Answer: d
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}