Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 8.350\% human ether-à-go-go related gene (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: CC(=Nc1ccccc1)c1sc2ccccc2c1O
b: O=C(Nc1ccc2c(c1)OCCO2)c1cc2sccc2n1Cc1ccccc1
c: COc1ccccc1CNC(=O)c1ccc(Cl)c(NC2=NC3CS(=O)(=O)CC3S2)c1
Answer: a. CC(=Nc1ccccc1)c1sc2ccccc2c1O
{#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#}
CC(=Nc1ccccc1)c1sc2ccccc2c1O
CC(=Nc1ccccc1)c1sc2ccccc2c1O
2-(C-methyl-N-phenylcarbonimidoyl)-1-benzothiophen-3-ol