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 additional words.
Options:
a. CC1=CC(=C2C(=O)c3ccccc3C2=O)C=CN1CCN1CCCCC1
b. C1CCC2OCCOCCOC3CCCCC3OCCOCCOC2C1
c. CCC(CC)COCCOC(=O)CCCCC(=O)OCCOCC(CC)CC
d. CC1(C)CC1CC1C(=O)N(c2ccccc2)N(c2ccccc2)C1=O
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}