Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
a CCO[Si](C)(C)CCl
b CC(O)COC(C)CP(CC(C)OCC(C)O)CC(C)OCC(C)O
c C#CCc1ccc(COC(=O)C2C(C=C(C)C)C2(C)C)o1
d COP(=O)(OC)OC1=C(Cl)C2C=CCC12
e COCCOC(=O)C1=C(C)NC(C)=C(C(=O)OC(C)C)C1c1cccc([N+](=O)[O-])c1
Answer: a
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}