Task: Answer the MCQ question.
Query: Which drug exhibits a 6.525\% 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) O=C(Nn1c(C2CCCCC2)nc2ccccc2c1=O)c1cc(Cl)ccc1[N+](=O)[O-]
(b) Cc1nc(SCC#N)c2c3c(sc2n1)CCC3
Answer: a. O=C(Nn1c(C2CCCCC2)nc2ccccc2c1=O)c1cc(Cl)ccc1[N+](=O)[O-]
{#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#}
O=C(Nn1c(C2CCCCC2)nc2ccccc2c1=O)c1cc(Cl)ccc1[N+](=O)[O-]
O=C(Nn1c(C2CCCCC2)nc2ccccc2c1=O)c1cc(Cl)ccc1[N+](=O)[O-]
5-chloro-N-(2-cyclohexyl-4-oxoquinazolin-3-yl)-2-nitrobenzamide