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, or d without using any additional words.
Options:
(a) CC(C)CCC(C)Nc1ccc(NC(C)CCC(C)C)cc1
(b) CCOC(=O)C=C1SC(N2CCCCC2)C(=O)N1CC
(c) CC(=O)c1cccc([N+](=O)[O-])c1
(d) CC(C)(O)CC(C)(O)c1ccc(Cl)cc1
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}