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. O=C(Nc1ccc(F)cc1F)c1cccnc1Oc1cccc(C(F)(F)F)c1
b. CCN(CCNS(C)(=O)=O)c1ccc(N)c(C)c1
c. Cc1cc(O)cc(O)c1
d. O=C(Cl)c1cccc(S(=O)(=O)Cl)c1
e. CCC1NC(=O)C2C(Cl)C(Cl)CN2C(=O)C(CO)NC(=O)CC(c2ccccc2)NC(=O)C(CO)NC1=O
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}