Problem statement: Answer the multiple choice question.
Question: Which compound has a 18.331\% 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)C(NC(=O)c1cccs1)C(=O)NC1CCCCC1
b. O=C1c2ccccc2C(=O)N1CCCc1cn(C[C@H]2CC[C@@H]([C@@H]3CC[C@H](Cn4cc(CCCN5C(=O)c6ccccc6C5=O)nn4)O3)O2)nn1
Answer: a. CC(C)C(NC(=O)c1cccs1)C(=O)NC1CCCCC1
{#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)C(NC(=O)c1cccs1)C(=O)NC1CCCCC1
CC(C)C(NC(=O)c1cccs1)C(=O)NC1CCCCC1
N-[1-(cyclohexylamino)-3-methyl-1-oxobutan-2-yl]thiophene-2-carboxamide