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.) CC1(C)C(C(=O)OCc2coc(Cc3ccccc3)c2)C1(C)C
b.) CNC(=O)ON=C1C(Cl)C2CC(C#N)C1C2
c.) CCCCC(CC)COP(=S)(S)OCC(CC)CCCC
d.) Cc1cc(OC(=O)N(C)C)nn1C(=O)N(C)C
e.) COCCSCCO
Answer: c
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}