Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 17.804\% 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) COc1ccccc1C(=O)Nc1ccnn1C1CCN(C(=O)C2CCOC2)CC1
(b) Cc1oc2c(Cl)c(Cl)c(O)c(CN(C)C)c2c1C(=O)c1ccc(Cl)cc1
Answer: b. Cc1oc2c(Cl)c(Cl)c(O)c(CN(C)C)c2c1C(=O)c1ccc(Cl)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#}
Cc1oc2c(Cl)c(Cl)c(O)c(CN(C)C)c2c1C(=O)c1ccc(Cl)cc1
Cc1oc2c(Cl)c(Cl)c(O)c(CN(C)C)c2c1C(=O)c1ccc(Cl)cc1
(4-chlorophenyl)-[6,7-dichloro-4-[(dimethylamino)methyl]-5-hydroxy-2-methyl-1-benzofuran-3-yl]methanone