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, c, or d without using any additional words.
Options:
[a] CCOC(=O)[C@]1(c2ccccc2)CCC=C[C@H]1NC
[b] C[N+]1(CC2CC2)CC[C@]23c4c5ccc(O)c4O[C@H]2C(=O)CC[C@@]3(O)[C@H]1C5
[c] N=C(N)NCCCC[C@@H]1NC(=O)CCSSC[C@@H](C(N)=O)NC(=O)[C@@H]2CCCN2C(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)[C@H](CC(=O)O)NC(=O)CNC1=O
[d] O=C1Nc2ccc(Cl)cc2C(c2ccccc2)=NC1O
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}
2-[(3S,6S,12S,20R,23S)-20-aminocarbonyl-12-(4-carbamimidamidobutyl)-3-(1H-indol-3-ylmethyl)-2,5,8,11,14,22-hexakis(oxidanylidene)-17,18-dithia-1,4,7,10,13,21-hexazabicyclo[21.3.0]hexacosan-6-yl]ethanoicacid