Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a. COP(=S)(OC)SCc1nnc(SC)s1
b. O=[N+]([O-])c1ccc(O)c(CNCCO)c1
c. CCCCOC(=O)Cc1ccc(N(CCCl)CCCl)cc1
d. Nc1cc(Cl)ccc1Cl
e. CC(C)N=c1cc2n(-c3ccc(Cl)cc3)c3ccccc3nc-2cc1Nc1ccc(Cl)cc1
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}