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, or d without using any additional words.
Options:
[a] CCCCc1ccc(O)c(C(=O)Nc2cccc(C(F)(F)F)c2)c1
[b] CC1CN(CCCCCCCCNC(=O)Oc2ccc3c(c2)C2(C)CCN(C)C2N3C)CC(C)O1
[c] O=C1C2CC=CCC2C(=O)N1SC(Cl)(Cl)C(Cl)Cl
[d] O=NN1CN2CN(C1)CN(N=O)C2
Answer: c
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}