Task: Answer the multiple-choice question.
Query: Which drug exhibits a 4.441\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CCn1ccnc1CN(C)C(=O)C1CCC(=O)N(Cc2cccc(F)c2)C1
b CN(CC(=O)N1CCN(c2ccccn2)CC1)S(=O)(=O)c1ccc2ccccc2c1
c CC(Oc1cc(-c2ccccc2)cc2ccccc12)C(=O)N1CCOCC1
Answer: b. CN(CC(=O)N1CCN(c2ccccn2)CC1)S(=O)(=O)c1ccc2ccccc2c1
{#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#}
CN(CC(=O)N1CCN(c2ccccn2)CC1)S(=O)(=O)c1ccc2ccccc2c1
CN(CC(=O)N1CCN(c2ccccn2)CC1)S(=O)(=O)c1ccc2ccccc2c1
N-methyl-N-[2-oxo-2-(4-pyridin-2-ylpiperazin-1-yl)ethyl]naphthalene-2-sulfonamide