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: CCCCOC(=O)c1ccccc1C(=O)OCCCC
b: Cc1c([N+](=O)[O-])cccc1[N+](=O)[O-]
c: CNC(=O)Oc1ccc(NC(=O)OC)c(C(C)C)c1
d: CCOP(=S)(NC(C)C)Oc1ccccc1C(=O)OC(C)C
e: Nc1cccc(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}