Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
(a) Cc1ccc(C(=O)c2ccc(CC(=O)NCC(=O)Nc3cccc(C)c3C)n2C)cc1
(b) CCCCCC(O)C=CC1C(O)CC(O)C1CC=CCCCC(=O)O
(c) CC1C2Cc3ccc(O)cc3C1(C)CCN2CCc1ccccc1
(d) CCC(C)Cn1c(=O)n(C)c(=O)c2[nH]c(C)nc21
(e) CC(C(=O)O)c1ccc2c(c1)OCc1cc(Cl)ccc1C2=O
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}