Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
a.) C=CCc1ccc(OC=O)c(OC)c1
b.) CC=Cc1ccc(OC(=O)NC)c(OC)c1
c.) N#Cc1ccc(N)cc1
d.) CC(C)(C)OOC(=O)c1ccccc1
e.) CCCCOc1ccccc1NC(C)=O
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}