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 other words.
Options:
(a) COc1ccc(O)c(C(N)=O)c1
(b) CN(C)N=Nc1ccc(I)cc1
(c) CC(N)(Cc1ccc(O)c(O)c1)C(=O)O
(d) O=C1c2ccccc2-c2c([N+](=O)[O-])cc3c4cc([N+](=O)[O-])c5c6c(ccc(c7ccc1c2c73)c64)C(=O)c1ccccc1-5
(e) COP(=O)(OC)OC(c1ccc(Cl)cc1)P(=O)(OC)OC
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}