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) COC(=O)Nc1nc2ccccc2[nH]1
(b) CNC(=O)Oc1ccc(Cl)c2c1OC(C)(C)C2
(c) CCCCCCC=NO
(d) CC(C=O)=Cc1ccco1
(e) ClCCOCCOCCCl
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}