Problem statement: Answer the multiple-choice question.
Question: Which drug has a 17.166\% 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 or b without using any other words.
Options:
[a] CCSc1ccc([C@@H]2[C@H]3C(=O)N(C)C(=O)[C@H]3[C@]3(C(=O)OC)CCCCN23)cc1.O=C(O)C(F)(F)F
[b] COc1cc(OC)nc(/N=C/NO)n1
Answer: b. COc1cc(OC)nc(/N=C/NO)n1
{#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#}
COc1cc(OC)nc(/N=C/NO)n1
COc1cc(OC)nc(/N=C/NO)n1
N'-(4,6-dimethoxypyrimidin-2-yl)-N-hydroxymethanimidamide