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 other words.
Options:
a CC(=O)CC(=O)OC(C)c1ccccc1
b COP(=S)(OC)Oc1ccc([N+](=O)[O-])cc1Cl
c NC(=O)N1c2ccccc2C=Cc2ccccc21
d CCOC(=O)N1CCC=C(C=NOC)C1
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}