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 additional words.
Options:
(a) CC(C)CCC(C)Nc1ccc(Nc2ccccc2)cc1
(b) CCCCOCCOCCO
(c) CCCCC(CC)COC(=O)C=CC(=O)OCC(CC)CCCC
(d) CCCN(CCC)C(=O)CN(CC)P(=S)(OCC)OCC
(e) CC(=O)OCC1CC2OC2CC1C
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}