Task: Answer the multiple choice question.
Query: Which drug exhibits a 18.891\% 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 other words.
Options:
a. c1ccc(-c2noc(-c3ccno3)n2)nc1
b. CCN1CCCC1CNC(=O)c1ccc2c(=O)n(CCOC)c(=O)[nH]c2c1
Answer: b. CCN1CCCC1CNC(=O)c1ccc2c(=O)n(CCOC)c(=O)[nH]c2c1
{#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#}
CCN1CCCC1CNC(=O)c1ccc2c(=O)n(CCOC)c(=O)[nH]c2c1
CCN1CCCC1CNC(=O)c1ccc2c(=O)n(CCOC)c(=O)[nH]c2c1
N-[(1-ethylpyrrolidin-2-yl)methyl]-3-(2-methoxyethyl)-2,4-dioxo-1H-quinazoline-7-carboxamide