Task: Please answer the multiple choice question.
Question: Rank these molecules from shortest to longest drug half life time in humans after IV administration.
Constraint: You must select all options from a or b without using any additional words.
Options:
[a] Cc1ncc([N+](=O)[O-])n1CCO
[b] COC(=O)C1=C(C)NC(C)=C(C(=O)OC(C)C)C1c1cccc2nonc12
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from shortest to longest {half_life_duration__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%half_life_duration%}
Answer: {%multiple_choice_result}
2-(2-methyl-5-nitroimidazol-1-yl)ethanol