Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 0.339\% 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) CCOc1ccccc1N1CCN(C(=O)c2cn(CC3CCCCC3)nn2)CC1
(b) O=C1C2C3C=CC(C3)C2C(=O)N1CNc1ccccn1
Answer: b. O=C1C2C3C=CC(C3)C2C(=O)N1CNc1ccccn1
{#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=C1C2C3C=CC(C3)C2C(=O)N1CNc1ccccn1
O=C1C2C3C=CC(C3)C2C(=O)N1CNc1ccccn1
4-[(pyridin-2-ylamino)methyl]-4-azatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione