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] CCO[Si](C)(OCC)OCC
[b] NCCCOCCOCCOCCCN
[c] CN(C)CCC(=O)N(C)C
[d] CCOP(=O)(OCC)Oc1ccc2c(C)c(Cl)c(=O)oc2c1
[e] COCCOCCOCCO
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}