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, d, or e without using any other words.
Options:
a) COC(=O)CC(=O)OC
b) CC(C)N
c) CN(C)CCOCCOCCN(C)C
d) CCCCOP(=O)(OCCCC)Oc1ccc2c(C)c(Cl)c(=O)oc2c1
e) CCCCCCCCn1sccc1=O
Answer: b
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}