Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 12.646\% 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) CN1CCN(S(=O)(=O)c2ccc(N(C)Cc3cccs3)nc2)CC1
(b) CC(=O)Nc1ccc(OC/C=C(\C)Cl)cc1
Answer: b. CC(=O)Nc1ccc(OC/C=C(\C)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#}
CC(=O)Nc1ccc(OC/C=C(\C)Cl)cc1
CC(=O)Nc1ccc(OC/C=C(\C)Cl)cc1
[C][C][=Branch1][C][=O][N][C][=C][C][=C][Branch1][=Branch2][O][C][/C][=C][Branch1][C][\C][Cl][C][=C][Ring1][N]
N-[4-[(E)-3-chlorobut-2-enoxy]phenyl]acetamide