Task: Answer the MCQ question.
Query: Which compound has a 1.235\% 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(CSc1ccc(-c2cccs2)nn1)NCCc1ccccc1
b CCC(Sc1nnnn1-c1ccccc1)C(=O)NC(C)c1ccccc1
Answer: a. O=C(CSc1ccc(-c2cccs2)nn1)NCCc1ccccc1
{#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(CSc1ccc(-c2cccs2)nn1)NCCc1ccccc1
O=C(CSc1ccc(-c2cccs2)nn1)NCCc1ccccc1
N-(2-phenylethyl)-2-(6-thiophen-2-ylpyridazin-3-yl)sulfanylacetamide