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, d, or e without using any other words.
Options:
[a] COc1c(O)cc(Cl)c(Cl)c1Cl
[b] [O-][n+]1onc2c1c1no[n+]([O-])c1c1no[n+]([O-])c21
[c] CCCCCn1ncc(OP(=S)(OCC)OC(C)C)c(OC)c1=O
[d] COc1ccc([N+](=O)[O-])cc1Cl
[e] O=C(c1ccc(O)cc1O)c1ccc(O)cc1O
Answer: e
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}