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 other words.
Options:
a: Cc1cccs1
b: C(CC1CO1)OCCC1CO1
c: Cc1n[nH]c(=O)c2noc(C)c12
d: CCCCCCOC(CBr)c1ccc(C2CCCCC2)cc1
e: CCc1cnc(C)cn1
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}