Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
(a) CCOc1ccc(NC(N)=O)cc1
(b) CCC(C)c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1O
(c) COc1ccc([N+](=O)[O-])cc1CNCCCl
(d) CC(=O)Oc1c([N+](=O)[O-])cc([N+](=O)[O-])cc1C(C)(C)C
(e) CN(C)C(=O)Nc1cccc(OC(F)(F)C(F)F)c1
Answer: e
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}