Task: Answer the MCQ question.
Query: Which drug exhibits a -22.114% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) O=C(NCCCN1CCOCC1)c1cc(-c2ccc(F)cc2)nc2ccccc12
(b) Clc1ccc(Cn2c(-c3cccnc3Cl)nc3ccccc32)c(Cl)c1
(c) S=C(NCc1ccco1)N1CCN(c2ccccn2)CC1
(d) CCCN(CC(=O)Nc1ccccc1C)C(=O)c1ccc(S(=O)(=O)N2CCCCC2)cc1
Answer: b. Clc1ccc(Cn2c(-c3cccnc3Cl)nc3ccccc32)c(Cl)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Clc1ccc(Cn2c(-c3cccnc3Cl)nc3ccccc32)c(Cl)c1
Clc1ccc(Cn2c(-c3cccnc3Cl)nc3ccccc32)c(Cl)c1
2-(2-chloropyridin-3-yl)-1-[(2,4-dichlorophenyl)methyl]benzimidazole