Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
(a) CC(C)CCI
(b) CCOP(=S)(OCC)SCc1nnc(CC(C)C)o1
(c) CN(C)C(=S)N(C)C
(d) O=C(O)Cc1ccccc1Nc1c(Cl)cccc1Cl
(e) CCOC(=O)C1=CN(C(=O)OCC)C2CCCC(C)N2C1=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}