Task: Answer the multiple-choice question.
Query: Which drug has a 19.196\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCc1ccc(S(=O)(=O)NCc2csc(-c3cccnc3)n2)s1
b) Cc1sc2nc(SCC(=O)C(C)(C)C)n(Cc3ccco3)c(=O)c2c1C
Answer: b. Cc1sc2nc(SCC(=O)C(C)(C)C)n(Cc3ccco3)c(=O)c2c1C
{#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-(3,3-dimethyl-2-oxobutyl)sulfanyl-3-(furan-2-ylmethyl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-one