Task: Please answer the multiple choice question.
Question: Which molecule has the longest half life in humans after IV administration?
Constraint: Even if you are not sure, you must pick either a, b, c, or d without using any additional words.
Options:
a Cc1cc(NC(=O)C2=C(O)c3ccccc3S(=O)(=O)N2C)no1
b O=P1(NCCCl)OCCCN1CCCl
c O=P(O)(O)C(O)(Cn1ccnc1)P(=O)(O)O
d O=C(O)P(=O)(O)O
Answer: d
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}
phosphonoformic acid