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 other words.
Options:
a. COP(=S)(OC)Oc1ccc(SC)cc1
b. CNC(=O)Oc1cc(C)cc(C)c1
c. ClC=C(Cl)c1ccccc1
d. CCOC(CC)(C1=NCCCN1)c1ccccc1
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}