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, d, or e without using any other words.
Options:
a ClC1CCC2SC1CCC2Cl
b CN1C(C(=O)Nc2ccccn2)=C(OC(=O)C23CC4CC(CC(C4)C2)C3)c2sc(Cl)cc2S1(=O)=O
c CCC(CC)COCCOCCCN1C(=O)C2C3C=CC(C3)C2C1=O
d O=C1OC(=O)c2ccccc21
e O=CCC=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}