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 not sure, you must pick either a, b, c, or d without using any other words.
Options:
[a] CCCCCNC(=N)N/N=C/c1c[nH]c2ccc(OC)cc12
[b] NCCCCCC(=O)O
[c] Nc1nc(/C(=N/O)C(=O)N[C@@H]2C(=O)N3C(C(=O)O)=C(/C=C4\CCN([C@@H]5CCNC5)C4=O)CS[C@H]23)ns1
[d] CC(=O)O[C@H]1C[C@]2(C)CC[C@H]3[C@@H]4C[C@H](N5CC[N+](C)(C)CC5)[C@H](OC(C)=O)[C@@]4(C)CC[C@@H]3[C@@]2(C)C[C@@H]1N1CC[N+](C)(C)CC1.[Br-].[Br-]
Answer: c
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}
(6R,7R)-7-[[(2Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-hydroxyiminoacetyl]amino]-8-oxo-3-[(E)-[2-oxo-1-[(3R)-pyrrolidin-3-yl]pyrrolidin-3-ylidene]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid