Task: Answer the MCQ question.
Query: Which drug exhibits a 17.220\% 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] CCOC(CNC(=O)c1ccc2c(c1)ncn2-c1cccc(F)c1)OCC
[b] CCOc1cc(CNc2ccc(N3CCOCC3)cc2)cc(Br)c1OCC
Answer: b. CCOc1cc(CNc2ccc(N3CCOCC3)cc2)cc(Br)c1OCC
{#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#}
CCOc1cc(CNc2ccc(N3CCOCC3)cc2)cc(Br)c1OCC
CCOc1cc(CNc2ccc(N3CCOCC3)cc2)cc(Br)c1OCC
N-[(3-bromo-4,5-diethoxyphenyl)methyl]-4-morpholin-4-ylaniline