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.) C=C(C)C=NOC(=O)NC
b.) CN(C)C=C1C(=O)N(c2ccccc2)N=C1c1ccccc1
c.) O=c1[nH]c2nc[nH]c(=O)c2[nH]1
d.) CC(=O)C1OC1(C)C
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}