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, or d without using any additional words.
Options:
(a) CCCSc1cc(Oc2ccc([N+](=O)[O-])cc2)ccc1Cl
(b) Nc1ncnc2c1ncn2C1OC2=CC(C(=O)O)(C(O)C(=O)O)OC2C1O
(c) CCOP(=O)(OCC)Oc1cnn(C)c(=O)c1OC
(d) CC(=O)OCC(C(OC(C)=O)c1ccccc1)[N+](=O)[O-]
Answer: d
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}