Task: Please answer the multiple choice question.
Question: Rank these molecules from shortest to longest 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] CCCC(C)(COC(N)=O)COC(N)=O
[b] COC(=O)C1=C(C)NC(C)=C(C(=O)OCC(C)C)C1c1ccccc1[N+](=O)[O-]
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-(carbamoyloxymethyl)-2-methylpentyl] carbamate