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) CCOC(=S)C=Cc1ccc(Cl)cc1
b) COc1cc([N+](=O)[O-])ccc1N
c) CCOP(=S)(Oc1cnn(C)c(=O)c1OC)OC(C)C
d) CC(C)c1cccc(OC(=O)N(C)C)c1
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}