Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -2.137\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CCCNC(=O)OC[C@H]1O[C@H](CCO/N=C(\C)CCN2CCc3nc(-c4ccccc4)c(-c4ccccc4)cc3C2)C=C[C@@H]1Oc1ccc(OC)cc1
b.) CCOc1ccccc1NC(=O)CSc1nc2c(c(=O)n1C)SC(C)C2
Answer: b. CCOc1ccccc1NC(=O)CSc1nc2c(c(=O)n1C)SC(C)C2
{#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-[(3,6-dimethyl-4-oxo-6,7-dihydrothieno[3,2-d]pyrimidin-2-yl)sulfanyl]-N-(2-ethoxyphenyl)acetamide