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(=O)(Oc1ccc(Cl)cc1Cl)Oc1ccc(Cl)cc1Cl
b: CCc1cccc2cc(C(O)CNC(C)(C)C)oc12
c: CCOc1ccccc1N1CCN(CCC=Cc2ccc3[nH]c(=O)ccc3c2)CC1
d: O=C1OC(=O)c2ccccc21
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}