Task: Answer the MCQ question.
Query: Which drug exhibits a 9.992\% 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. CCCN(CCC)c1nc(N)nc(-c2cc(Cl)ccc2OC)n1
b. COc1ccc(CN2C(=O)C(O)(CC(=O)c3c(C)n[nH]c3C)c3ccccc32)cc1OC
Answer: a. CCCN(CCC)c1nc(N)nc(-c2cc(Cl)ccc2OC)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#}
CCCN(CCC)c1nc(N)nc(-c2cc(Cl)ccc2OC)n1
CCCN(CCC)c1nc(N)nc(-c2cc(Cl)ccc2OC)n1
6-(5-chloro-2-methoxyphenyl)-2-N,2-N-dipropyl-1,3,5-triazine-2,4-diamine