Task: Answer the multiple choice question.
Question: Which drug has a 5.680\% 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 additional words.
Options:
a. O=C(NCc1cccnc1)c1cccc(OC2CCN(Cc3ccc(CO)o3)CC2)c1
b. CCOc1ccc(NC(=O)CC2C(=O)N(CC)C(=S)N2CCN2CCOCC2)cc1
Answer: b. CCOc1ccc(NC(=O)CC2C(=O)N(CC)C(=S)N2CCN2CCOCC2)cc1
{#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#}
CCOc1ccc(NC(=O)CC2C(=O)N(CC)C(=S)N2CCN2CCOCC2)cc1
CCOc1ccc(NC(=O)CC2C(=O)N(CC)C(=S)N2CCN2CCOCC2)cc1
N-(4-ethoxyphenyl)-2-[1-ethyl-3-(2-morpholin-4-ylethyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide