Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a) CCCCC1C(=O)NN(c2ccccc2)C1=O
b) CCCCCc1cc(O)c2c(c1)OC(C)(C)C1CC=C(C)CC21
c) CN1CCN(CCC(=O)NN=Cc2ccc([N+](=O)[O-])o2)CC1
d) Clc1ccc(C(Cn2ccnc2)OCc2ccsc2Cl)c(Cl)c1
Answer: b
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}