Task: Answer the multiple-choice question.
Question: Which compound has a -4.441% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COc1ccccc1CC(=O)NCCN1CCCCC1
b: CCOC(=O)c1ccc(NC(=S)N2CCSC2c2ccc(Br)cc2)cc1
c: CCCCN(C(=O)CSCc1ccc(C)cc1)c1c(N)n(CCC)c(=O)[nH]c1=O
d: CCn1c2ccc(OC)cc2c2nc3ccccc3nc21
Answer: a. COc1ccccc1CC(=O)NCCN1CCCCC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccccc1CC(=O)NCCN1CCCCC1
COc1ccccc1CC(=O)NCCN1CCCCC1
2-(2-methoxyphenyl)-N-(2-piperidin-1-ylethyl)acetamide