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, or c without using any other words.
Options:
a.) CNC(=O)ON=C1SC(=NC(C)(C)C)SC1(C)C
b.) O=C(O)C1C2CCC(O2)C1C(=O)O
c.) Cc1ncc([N+](=O)[O-])n1CC(O)CCl
Answer: c
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}