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.) C=CC(=O)OCCOCCOC(=O)C=C
b.) CCOP(=S)(OC(C)C)SCN1C(=O)c2ccccc2C1=O
c.) NCC1CC2CCC1C2
d.) O=[N+]([O-])C(CO)(CO)CO
Answer: a
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}