Task: Answer the multiple choice question.
Query: Which drug exhibits a -9.261\% 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 additional words.
Options:
(a) COc1ccc2cc3cc(C(=O)NCCN4CCN(Cc5ccccc5)CC4)oc3nc2c1
(b) CC(=O)C(C)Oc1cc(C)cc2oc(=O)c(C)c(C)c12
Answer: a. COc1ccc2cc3cc(C(=O)NCCN4CCN(Cc5ccccc5)CC4)oc3nc2c1
{#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#}
COc1ccc2cc3cc(C(=O)NCCN4CCN(Cc5ccccc5)CC4)oc3nc2c1
COc1ccc2cc3cc(C(=O)NCCN4CCN(Cc5ccccc5)CC4)oc3nc2c1
N-[2-(4-benzylpiperazin-1-yl)ethyl]-7-methoxyfuro[2,3-b]quinoline-2-carboxamide