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. CCC(O)(COC(N)=O)c1ccccc1
b. Cc1ccc(Cl)cc1
c. CCOC(=O)NCCOc1ccc(Oc2ccccc2)cc1
d. C=CCN(CC=C)c1ccc(OC(=O)NC)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}