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 additional words.
Options:
[a] CN1CN(CCO)CSC1=S
[b] CCCCCCCCBr
[c] CN(C)CCOCCOC(=O)C1(c2ccccc2)CCCC1
[d] COC(=O)NN=Cc1c[n+]([O-])c2ccccc2[n+]1[O-]
[e] CC(C)CN(CC(=O)NN=Cc1ccc([N+](=O)[O-])o1)CC(C)C
Answer: d
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}