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 other words.
Options:
[a] CCOP(=S)(OCC)OC(=CCl)c1cc(Cl)ccc1Cl
[b] CCCSc1cc(Oc2ccc([N+](=O)[O-])cc2)ccc1Cl
[c] CCOC(=O)Cc1n[nH]c2ccc(Cl)cc12
[d] CNC(=O)Oc1cc(C)c(N(C)C)cc1C(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}