Task: Answer the MCQ question.
Question: Which compound exhibits a 7.774\% 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: COc1ccc(C(=O)NCc2ccc3c(c2)CCO3)cc1
b: CCOc1ccc(Nc2nc(N3CCCC3)nc(N3CCN(c4ccc(OC)cc4)CC3)n2)cc1
Answer: a. COc1ccc(C(=O)NCc2ccc3c(c2)CCO3)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#}
COc1ccc(C(=O)NCc2ccc3c(c2)CCO3)cc1
COc1ccc(C(=O)NCc2ccc3c(c2)CCO3)cc1
N-(2,3-dihydro-1-benzofuran-5-ylmethyl)-4-methoxybenzamide