Problem statement: Answer the multiple choice question.
Question: Which compound has a 3.454\% 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 other words.
Options:
(a) O=C(CSc1nc2ccccc2s1)Nc1ccc2c(c1)OCO2
(b) Cc1nn(C(=O)c2ccccc2)c2c1C(=O)CC(C)(C)C2
Answer: a. O=C(CSc1nc2ccccc2s1)Nc1ccc2c(c1)OCO2
{#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=C(CSc1nc2ccccc2s1)Nc1ccc2c(c1)OCO2
O=C(CSc1nc2ccccc2s1)Nc1ccc2c(c1)OCO2
N-(1,3-benzodioxol-5-yl)-2-(1,3-benzothiazol-2-ylsulfanyl)acetamide