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, or d without using any additional words.
Options:
a.) CCCCCC(O)C=CC1C(O)CC(=O)C1CC=CCCCC(=O)O
b.) CCCC(=O)OC(=C(Cl)Cl)P(=O)(OC)OC
c.) CNCCCC1c2ccccc2C=Cc2ccccc21
d.) COCCOC(C)=O
Answer: d
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}