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.) O=C(O)c1cc(-c2ccc(F)cc2F)ccc1O
b.) CC1CCN(CCCC(=O)c2ccc(F)cc2)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}
5-(2,4-difluorophenyl)-2-hydroxybenzoic acid