Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a) CC(C)=CCCC(C)CC#N
b) CN1CCN(C2=Nc3cc(Cl)ccc3Nc3ccccc32)CC1
c) ClCCOP(OCCCl)OCCCl
d) OC1CC2CC1C1CC3OC3C21
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}