Task: Answer the MCQ question.
Query: Which drug exhibits a 15.399\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CCCCCCCC(=O)NC(Oc1ccccc1[N+](=O)[O-])C(Cl)(Cl)Cl
b.) O=S1(=O)CC/C(=N\Nc2ccccc2)c2ccsc21
Answer: b. O=S1(=O)CC/C(=N\Nc2ccccc2)c2ccsc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=S1(=O)CC/C(=N\Nc2ccccc2)c2ccsc21
O=S1(=O)CC/C(=N\Nc2ccccc2)c2ccsc21
[O][=S][=Branch1][C][=O][C][C][/C][=Branch1][O][=N][\N][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][=C][S][C][=Ring1][Branch1][Ring2][Ring1][C]
N-[(E)-(7,7-dioxo-5,6-dihydrothieno[2,3-b]thiopyran-4-ylidene)amino]aniline