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 additional words.
Options:
a. CNC(=O)Oc1cc(C)c(N(C)C)c(C)c1
b. CC(C)CC(=O)OCC=Cc1ccccc1
c. C=C(C)c1ccccc1
d. CCOP(=S)(OCC)SCc1ccc([N+](=O)[O-])cc1
e. O=C(O)CC(NC(=O)COc1ccc(Cl)cc1Cl)C(=O)O
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}