Task: Answer the MCQ question.
Query: Which compound exhibits a 1.997\% 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) Cc1ccc(C2(O)CN3CCC2CC3)cc1.Cl
b) CC(C)Cn1nc(C(=O)Nc2cccc(C(=O)NC3CC3)c2)c2ccccc2c1=O
Answer: a. Cc1ccc(C2(O)CN3CCC2CC3)cc1.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#}
Cc1ccc(C2(O)CN3CCC2CC3)cc1.Cl
Cc1ccc(C2(O)CN3CCC2CC3)cc1.Cl
3-(4-methylphenyl)-1-azabicyclo[2.2.2]octan-3-ol;hydrochloride