Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
a CC(=O)c1ccc2c(c1)N(CCCN1CCOCC1)c1ccccc1S2
b CC=C1CC(C)C(C)(O)C(=O)OCC2=CCN3CCC(OC1=O)C23
c CC(C)=CCl
d C=C(F)CCl
e C1COC(OCC2CO2)C(OCC2CO2)O1
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}