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. NCC(O)c1cccc(O)c1
b. Nc1cc(N)cc(C(F)(F)F)c1
c. O=C(Cl)Oc1ccccc1
d. CCCOC(=O)c1cc(O)c(O)c(O)c1
e. CCP(=O)(OC)Oc1ccc(Cl)cc1
Answer: a
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}