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 additional words.
Options:
(a) O=[N+]([O-])c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1
(b) CCOP(=O)(OCC)Oc1ccc(S(C)(=O)=O)cc1
(c) CN(CO)C(=O)Oc1cccc2ccccc12
(d) CC(=O)CC(=O)OC(C)c1ccccc1
(e) O=C=Nc1cccc(C(F)(F)F)c1
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}