Task: Answer the MCQ question.
Query: Which drug has a 6.261\% 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 other words.
Options:
a) Clc1ncc(CN2CCN(Cc3ccccc3)CC2)s1
b) CCOC(=O)Cn1cnc2sc3c(c2c1=O)CCC3
Answer: a. Clc1ncc(CN2CCN(Cc3ccccc3)CC2)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#}
Clc1ncc(CN2CCN(Cc3ccccc3)CC2)s1
Clc1ncc(CN2CCN(Cc3ccccc3)CC2)s1
5-[(4-benzylpiperazin-1-yl)methyl]-2-chloro-1,3-thiazole