Task: Answer the multiple-choice question.
Query: Which drug exhibits a 17.300\% 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) COc1ccccc1OCCN(C#N)c1nc(N(C)C)nc(N(C)C)n1
b) Cc1ccc(O)c(C2=NCCNC(C(F)(F)F)=C2)c1
Answer: a. COc1ccccc1OCCN(C#N)c1nc(N(C)C)nc(N(C)C)n1
{#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#}
COc1ccccc1OCCN(C#N)c1nc(N(C)C)nc(N(C)C)n1
COc1ccccc1OCCN(C#N)c1nc(N(C)C)nc(N(C)C)n1
[4,6-bis(dimethylamino)-1,3,5-triazin-2-yl]-[2-(2-methoxyphenoxy)ethyl]cyanamide