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 additional words.
Options:
a.) C=CC=CCC1=C(C)C(OC(=O)C2C(C=C(C)C(=O)OC)C2(C)C)CC1=O
b.) CCOP(=S)(OCC)OC(C)CC
c.) CCC(CC)COC(=O)CCCCC(=O)OCC(CC)CC
d.) IC(I)I
e.) Cc1cccc(N2CCN(CC=Cc3ccc4c(c3)CCC(=O)N4)CC2)c1
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}