Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (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) CCCCOCCOCCSC#N
b) Nc1c(Cl)c(F)nc(OCC(=O)O)c1Cl
c) CN(C)C(=S)C=Cc1ccc2c(c1)OCO2
d) S=C(Cc1ccccc1)N1CCOCC1
e) CCCCSP(SCCCC)SCCCC
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}