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 CC(=O)OCCOc1ccccc1
b CC(C)NCC(O)c1ccc2ccccc2c1
c CC1(C)CN(c2ccccc2)NC1=O
d CN(C)C(=O)CCCOC(=O)C(C)(C)Oc1ccc(Cl)cc1
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}