Task: Answer the MCQ question.
Question: Which drug has a 16.037\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. O=S(=O)(NCCOc1ccccc1)c1ccc2ccccc2c1
b. CC(C)N=C(NS(=O)(=O)NC(=O)c1ccccc1)c1ccccc1
Answer: a. O=S(=O)(NCCOc1ccccc1)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#}
O=S(=O)(NCCOc1ccccc1)c1ccc2ccccc2c1
O=S(=O)(NCCOc1ccccc1)c1ccc2ccccc2c1
N-(2-phenoxyethyl)naphthalene-2-sulfonamide