Problem statement: Answer the multiple-choice question.
Question: Which drug has a 18.147\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CC1(C(=O)N2CC3(CC(c4ccccc4)=NO3)C[C@H]2C(=O)NCC(N)=O)CC1
(b) CCOc1ccccc1NC(=O)N1CCc2ccccc2C1
Answer: b. CCOc1ccccc1NC(=O)N1CCc2ccccc2C1
{#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#}
CCOc1ccccc1NC(=O)N1CCc2ccccc2C1
CCOc1ccccc1NC(=O)N1CCc2ccccc2C1
N-(2-ethoxyphenyl)-3,4-dihydro-1H-isoquinoline-2-carboxamide