Task: Answer the multiple-choice question.
Question: Which compound has a 7.819\% 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) N/C(=N\OC(=O)CCCOc1ccccc1)c1cccc([N+](=O)[O-])c1
(b) O=c1[nH]cnc2scc(C3COc4ccccc4O3)c12
Answer: b. O=c1[nH]cnc2scc(C3COc4ccccc4O3)c12
{#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=c1[nH]cnc2scc(C3COc4ccccc4O3)c12
O=c1[nH]cnc2scc(C3COc4ccccc4O3)c12
5-(2,3-dihydro-1,4-benzodioxin-3-yl)-3H-thieno[2,3-d]pyrimidin-4-one