Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
a CCOC(C1=NCCCN1)c1ccc(Cl)c(Cl)c1
b COc1ccc(C=CC(=O)O)cc1O
c Nc1cc(Cl)c([N+](=O)[O-])cc1Cl
d CCC(C)N(C(=O)SCc1ccccc1)C(C)CC
e CCCCNC(=S)Nc1ccccc1
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}