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, d, or e without using any other words.
Options:
a) COP(=O)(OC)OC(=CCl)c1ccc(Cl)cc1Cl
b) CCCCCCOC(=O)c1ccccc1C(=O)OCCCCCC
c) CCOC(C1=NCCCN1)c1ccc(Cl)c(Cl)c1
d) CCCSP(=S)(OCC)Oc1cnn(C)c(=O)c1OC
e) CCN(CC)C(=O)C(C)Oc1cccc2ccccc12
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}