Task: Answer the MCQ question.
Question: Which compound exhibits a -17.445% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C(CSc1ncccn1)NC(=O)Nc1ccc2c(c1)OCCO2
[b] COc1cc(CNCCc2ccccc2)ccc1OCC(N)=O.Cl
Answer: b. COc1cc(CNCCc2ccccc2)ccc1OCC(N)=O.Cl
{#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#}
COc1cc(CNCCc2ccccc2)ccc1OCC(N)=O.Cl
COc1cc(CNCCc2ccccc2)ccc1OCC(N)=O.Cl
2-[2-methoxy-4-[(2-phenylethylamino)methyl]phenoxy]acetamide;hydrochloride