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, or c without using any additional words.
Options:
a) CNC(=O)N(C)c1nnc(C(F)(F)F)s1
b) CCCOP(=O)(OCCC)Oc1ccc(SC)cc1
c) CCOP(=S)(Oc1cnn(C)c(=O)c1Cl)OC(C)C
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}