Task: Please answer the multiple choice question.
Question: Rank these molecules from shortest to longest half life in humans after IV administration.
Constraint: You must select all options from a or b without using any other words.
Options:
(a) CCCn1c(=O)[nH]c(=O)c2[nH]cnc21
(b) Nc1ccn([C@@H]2CO[C@H](CO)O2)c(=O)n1
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}
3-propyl-7H-purine-2,6-dione