Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 0.875\% 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 C=COCCNC(=O)C(=O)NC(C)C
b CCOC(=O)c1cc(C)sc1NC(=S)Nc1ccccc1
Answer: a. C=COCCNC(=O)C(=O)NC(C)C
{#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#}
C=COCCNC(=O)C(=O)NC(C)C
C=COCCNC(=O)C(=O)NC(C)C
N-(2-ethenoxyethyl)-N'-propan-2-yloxamide