Problem statement: Answer the MCQ question.
Question: Which compound has a -2.695\% 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 other words.
Options:
a CC(C)CC(=O)N1CC(C)N(C(=O)CC(C)C)CC1C
b COCCCNC(=O)CN1C(=O)/C(=C/c2ccccc2)Sc2ccccc21
Answer: a. CC(C)CC(=O)N1CC(C)N(C(=O)CC(C)C)CC1C
{#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(C)CC(=O)N1CC(C)N(C(=O)CC(C)C)CC1C
CC(C)CC(=O)N1CC(C)N(C(=O)CC(C)C)CC1C
1-[2,5-dimethyl-4-(3-methylbutanoyl)piperazin-1-yl]-3-methylbutan-1-one