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 CC(=O)NC(=O)c1ccccc1O
b CCOP(=S)(Oc1c(OC)cnn(C)c1=O)OC(C)C
c CCCCNS(=O)(=O)c1ccccc1
d COc1ccc([N+](=O)[O-])cc1CNCCBr
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}