Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
a.) Cc1ccc(C=O)o1
b.) CCOP(=O)(OCC)Oc1ccc2c(C)cc(=O)oc2c1
c.) Nc1nc2cc(Cl)c(O)cc2o1
d.) CC(C)(c1ccc(OCC2CO2)cc1)c1ccc(OCC2CO2)cc1
e.) CCCCN(CCCC)CCOc1ccnc(N)n1
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}