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: CNC(C)C#N
b: CCCCC(CC)COC(=O)C(CC)CCCC
c: CCOC(=O)CC(SP(=O)(OC)OC)C(=O)OCC
d: C[Si](C)(C)CCCC(=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}