Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a CCOP(=O)(OCC)OC(=CCl)c1ccc(Cl)cc1Cl
b O=P(O)(O)Oc1ccccc1
c CCOP(=S)(OCC)Oc1ccc([N+](=O)[O-])c(C)c1
d CNC(=O)Nc1nnc(C(C)(C)C)s1
e COP(N)(=S)Oc1ccc(C(C)(C)C)cc1Cl
Answer: e
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}