Task: Answer the MCQ question.
Query: Which compound exhibits a 9.671\% 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: O=C1C=C(c2ccccc2)CC(/C=C/c2ccccc2)C1
b: COc1ccccc1CCNC1CCC(C)CC1
Answer: a. O=C1C=C(c2ccccc2)CC(/C=C/c2ccccc2)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#}
O=C1C=C(c2ccccc2)CC(/C=C/c2ccccc2)C1
O=C1C=C(c2ccccc2)CC(/C=C/c2ccccc2)C1
3-phenyl-5-[(E)-2-phenylethenyl]cyclohex-2-en-1-one