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, d, or e without using any other words.
Options:
a: COP(=S)(OC)SCSc1ccccc1
b: COC(=O)CCC(=O)OC1=C(C(=O)Nc2ccccn2)N(C)S(=O)(=O)c2cc(Cl)sc21
c: CCOC(C1=NCCCN1)c1ccccc1
d: CCC(=O)OCCOc1ccccc1
e: O=C=Nc1ccc(Cl)c(Cl)c1
Answer: e
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}