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 additional words.
Options:
[a] CCc1cccc2cc(C(O)CNC(C)(C)C)oc12
[b] COCc1c(C(C)C)nc(C(C)C)c(/C=C/[C@@H](O)C[C@@H](O)CC(=O)O)c1-c1ccc(F)cc1
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-(tert-butylamino)-1-(7-ethyl-1-benzofuran-2-yl)ethanol