Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
a.) CCCC1OP(=S)(Cl)OCC1CC
b.) C1CCC(N2CCOCC2)CC1
c.) Cc1ccccc1-n1c(C)nc2ccccc2c1=O
d.) C(Oc1nc(OCC2CO2)nc(OCC2CO2)n1)C1CO1
e.) CN(C)CCCn1c2c(c3ccccc31)CCCCCC2
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}