Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a. COc1cc2c(c3oc4cccc(O)c4c(=O)c13)C1C=COC1O2
b. O=c1ccc(=O)[nH][nH]1
c. CNC(=O)Oc1ccccc1C1CCCC1
d. CSP(=O)(SC)SC
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}