Task: Please answer the multiple choice question.
Question: Which molecule has the longest drug half life time in humans after IV administration?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any other words.
Options:
a) C[C@H](Cn1cnc2c(N)ncnc21)OCP(=O)(O)O
b) C[C@@H]1O[C@@H]1P(=O)(O)O
c) CC(C)NCC(O)COc1cccc2[nH]ccc12
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecule has the longest {half_life_duration__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%half_life_duration%}
Answer: {%multiple_choice_result}
[(2R,3S)-3-methyloxiran-2-yl]phosphonicacid