Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a Nc1ccc(O)cc1
b Cc1cccc([N+](=O)[O-])c1[N+](=O)[O-]
c COc1c(OP(=S)(OC(C)C)OC(C)C)cnn(C)c1=O
d ClP(Cl)Oc1ccccc1
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}