Task: Answer the MCQ question.
Query: Which drug has a -3.100% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CC(C)N1C(=O)C2C(C(=O)NC3CCCCC3)C3C=CC2(O3)C1C(=O)NC1CCCC1
b: O=C(COc1ccccc1)N1CCN(c2ccccc2)CC1
Answer: b. O=C(COc1ccccc1)N1CCN(c2ccccc2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(COc1ccccc1)N1CCN(c2ccccc2)CC1
O=C(COc1ccccc1)N1CCN(c2ccccc2)CC1
2-phenoxy-1-(4-phenylpiperazin-1-yl)ethanone