Task: Answer the multiple choice question.
Question: Which drug has a 2.814\% human ether-à-go-go related gene (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=C(NCc1ccco1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
b. COCCSc1ccccc1C(=O)Nc1nnc(C)s1
Answer: b. COCCSc1ccccc1C(=O)Nc1nnc(C)s1
{#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#}
COCCSc1ccccc1C(=O)Nc1nnc(C)s1
COCCSc1ccccc1C(=O)Nc1nnc(C)s1
2-(2-methoxyethylsulfanyl)-N-(5-methyl-1,3,4-thiadiazol-2-yl)benzamide