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 other words.
Options:
a.) CCOP(=S)(OCC)Oc1ccc2c3c(c(=O)oc2c1)CCCC3
b.) CN(C)C1CC(c2ccccc2)c2ccccc21
c.) CCCCCC1=C(C)CCC1=O
d.) C=CN(CC)C(C)=O
Answer: a
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}