Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
a.) CCCCCCc1ccc(C(CBr)OCC(CC)CCCC)cc1
b.) CCOP(=S)(OCC)Oc1ccccc1[N+](=O)[O-]
c.) C=CCc1ccc(OC(=O)NC)c(OC)c1
d.) COCC(=O)N(c1c(C)cccc1C)C(C)C(=O)OC
e.) CCOP(=O)(OCC)Oc1ccc([N+](=O)[O-])c(Cl)c1
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}