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.) CCCCCO
b.) Cc1cc(C(C)(C)C)c(O)c(C)c1CC1=NCCN1
c.) O=C(NCc1cccnc1)Nc1ccc([N+](=O)[O-])cc1
d.) CC(=O)NC(Cc1c[nH]c2ccccc12)C(=O)O
Answer: b
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}