Task: Answer the multiple-choice question.
Question: Which drug has a 11.621\% 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) Nc1nc(CCl)nc(Nc2cccc3ccccc23)n1
(b) CCn1c(SCC(=O)Nc2cc(C)on2)nnc1-c1cccs1
Answer: a. Nc1nc(CCl)nc(Nc2cccc3ccccc23)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#}
Nc1nc(CCl)nc(Nc2cccc3ccccc23)n1
Nc1nc(CCl)nc(Nc2cccc3ccccc23)n1
6-(chloromethyl)-2-N-naphthalen-1-yl-1,3,5-triazine-2,4-diamine