Task: Answer the MCQ question.
Query: Which compound exhibits a 5.289\% 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, b, c, or d without using any other words.
Options:
(a) Cl.c1ccc(-c2cc(-c3ccc(N4CCOCC4)cc3)nc3ccccc23)cc1
(b) CCOC(=O)c1c(C)n(C)c2ccc(OC(=O)c3ccc([N+](=O)[O-])cc3)cc12
(c) Cc1ccnc(NC(=O)COc2c(C)cc(C)cc2[N+](=O)[O-])c1
(d) CCCc1ccc(-c2cc(C(=O)Nc3ccc([N+](=O)[O-])cn3)c3ccccc3n2)cc1
Answer: a. Cl.c1ccc(-c2cc(-c3ccc(N4CCOCC4)cc3)nc3ccccc23)cc1
{#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#}
Cl.c1ccc(-c2cc(-c3ccc(N4CCOCC4)cc3)nc3ccccc23)cc1
Cl.c1ccc(-c2cc(-c3ccc(N4CCOCC4)cc3)nc3ccccc23)cc1
4-[4-(4-phenylquinolin-2-yl)phenyl]morpholine;hydrochloride