Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a: CCOP(=O)(Cc1ccc(-c2nc3ccccc3s2)cc1)OCC
b: C1=CCC(C2CC3C=CC2C3)CC1
c: O=NN(CC(F)(F)F)CC(F)(F)F
d: O=[N+]([O-])c1ccccc1C1OCC(CCl)O1
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}