Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 2.143\% 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. CCCNC(=O)c1ccccc1NC(=O)COc1ccc(OC)cc1
b. Cc1ccc(NS(=O)(=O)c2cc(C(=O)N3CCCC3)ccc2C)cc1C
Answer: a. CCCNC(=O)c1ccccc1NC(=O)COc1ccc(OC)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#}
CCCNC(=O)c1ccccc1NC(=O)COc1ccc(OC)cc1
CCCNC(=O)c1ccccc1NC(=O)COc1ccc(OC)cc1
2-[[2-(4-methoxyphenoxy)acetyl]amino]-N-propylbenzamide