Problem statement: Answer the MCQ question.
Query: Which drug has a -15.394\% 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 additional words.
Options:
(a) CCOc1cc(Br)c(COc2ccc(C)nc2[N+](=O)[O-])cc1OCC
(b) Clc1ccc2c(N3CCNCC3)ccnc2c1
Answer: b. Clc1ccc2c(N3CCNCC3)ccnc2c1
{#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#}
Clc1ccc2c(N3CCNCC3)ccnc2c1
Clc1ccc2c(N3CCNCC3)ccnc2c1
7-chloro-4-piperazin-1-ylquinoline