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 CCOP(=O)(OCC)SC(P(=O)(OCC)OCC)(P(=O)(OCC)OCC)P(=O)(OCC)OCC
b FC(F)(C(Cl)(Cl)Cl)C(Cl)(Cl)Cl
c C1COCO1
d Clc1ccc([Si]23OCCN(CCO2)CCO3)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}