Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
(a) NC(=O)CCCN=C(c1ccc(Cl)cc1)c1cc(F)ccc1O
(b) C=C1CC(=CC)C(=O)OC2CCN3CC=C(COC(=O)C1(C)O)C23
(c) CC(C(=O)O)c1ccc2c(c1)OCc1cc(Cl)ccc1C2=O
(d) CCc1cc2c(cc1C(C)=O)C(C)(C)CCC2(C)C
(e) CN(C)CCCN1c2ccccc2CCc2cc(O)ccc21
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}