Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 5.518\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) NS(=O)(=O)c1cccc2cccnc12
b) CCCCNC(=S)N(C)/N=C/c1ccc(F)cc1
c) O=C1c2ccccc2C(=O)N1CCCCSc1nc2ccccc2o1
Answer: c. O=C1c2ccccc2C(=O)N1CCCCSc1nc2ccccc2o1
{#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#}
2-[4-(1,3-benzoxazol-2-ylsulfanyl)butyl]isoindole-1,3-dione