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 other words.
Options:
(a) CC(=O)Nc1ccccc1
(b) O=COCC=Cc1ccccc1
(c) COC(=O)Cc1ccccc1
(d) Cc1ccc(OC(=O)C(C)C)cc1
(e) CCCN=C(NCCC)C(OCC)c1ccccc1
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}