Task: Answer the multiple-choice question.
Query: Which compound has a -0.660\% 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) CCN(CCNC(=O)C1CCN(Cc2nc(-c3ccc(Cl)cc3)oc2C)CC1)c1ccccc1
b) N#Cc1c(NCCCO)nc(-c2ccco2)c2c1CCCC2
Answer: b. N#Cc1c(NCCCO)nc(-c2ccco2)c2c1CCCC2
{#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#}
1-(furan-2-yl)-3-(3-hydroxypropylamino)-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile