Task: Answer the multiple choice question.
Question: Which compound exhibits a 3.865\% 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: COc1cccc(-c2ccc(=O)n(CC(=O)NCCN3CCOCC3)n2)c1
b: COc1cccc(CNC(=O)CCNC(=O)c2ccccc2OC)c1
Answer: b. COc1cccc(CNC(=O)CCNC(=O)c2ccccc2OC)c1
{#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#}
COc1cccc(CNC(=O)CCNC(=O)c2ccccc2OC)c1
COc1cccc(CNC(=O)CCNC(=O)c2ccccc2OC)c1
2-methoxy-N-[3-[(3-methoxyphenyl)methylamino]-3-oxopropyl]benzamide