Task: Please answer the multiple choice question.
Question: Which molecule has the longest half life time in humans after IV administration?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
a Cn1cc(NC(=O)Nc2cc(C(=O)Nc3cc(C(=O)Nc4ccc5cc(S(=O)(=O)O)cc(S(=O)(=O)O)c5c4)n(C)c3)n(C)c2)cc1C(=O)Nc1cc(C(=O)Nc2ccc3cc(S(=O)(=O)O)cc(S(=O)(=O)O)c3c2)n(C)c1
b COc1cccc2c1C(=O)c1c(O)c3c(c(O)c1C2=O)C[C@@](O)(C(=O)CO)C[C@@H]3O[C@H]1C[C@H](N)[C@H](O)[C@H](C)O1
c CN[C@@H]1[C@@H](O)[C@@H](O[C@@H]2[C@@H](O)[C@H](O[C@H]3O[C@H](CN)[C@@H](O)[C@H](O)[C@H]3O)[C@@H](N)C[C@H]2NC(=O)[C@@H](O)CN)OC[C@]1(C)O
d Cc1cc(NC(=O)C2=C(O)c3ccccc3S(=O)(=O)N2C)no1
e CC(C)N1CCC(N(C(=O)Cc2ccccc2)c2ccc(Cl)cc2)CC1
Answer: a
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}
7-[[1-methyl-4-[[1-methyl-4-[[1-methyl-5-[[1-methyl-5-[(6,8-disulfonaphthalen-2-yl)carbamoyl]pyrrol-3-yl]carbamoyl]pyrrol-3-yl]carbamoylamino]pyrrole-2-carbonyl]amino]pyrrole-2-carbonyl]amino]naphthalene-1,3-disulfonicacid