Task: Answer the MCQ question.
Query: Which drug exhibits a 6.390\% 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) CC(C)OCCCNC(=O)c1c(N)n(Cc2cccs2)c2nc3ccccc3nc12
(b) CCCNC1=CC(=O)CC(C)(C)C1
Answer: b. CCCNC1=CC(=O)CC(C)(C)C1
{#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#}
CCCNC1=CC(=O)CC(C)(C)C1
CCCNC1=CC(=O)CC(C)(C)C1
5,5-dimethyl-3-(propylamino)cyclohex-2-en-1-one