Task: Answer the MCQ question.
Query: Which drug has a 3.165\% 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] C1=CC2CC1CC2CNCc1ccco1.Cl
[b] CC1CN(C(=S)Nc2ccc(Br)cc2Cl)CC(C)O1
Answer: a. C1=CC2CC1CC2CNCc1ccco1.Cl
{#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#}
C1=CC2CC1CC2CNCc1ccco1.Cl
C1=CC2CC1CC2CNCc1ccco1.Cl
1-(2-bicyclo[2.2.1]hept-5-enyl)-N-(furan-2-ylmethyl)methanamine;hydrochloride