Task: Answer the multiple-choice question.
Query: Which compound exhibits a -17.217% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CN(CCOc1ccc(Cl)cc1)C(=O)CN1C(=O)NC2(CCCC2)C1=O
b. C=CCn1c(NCc2ccc(OC)cc2)nc2ccccc21
Answer: b. C=CCn1c(NCc2ccc(OC)cc2)nc2ccccc21
{#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#}
C=CCn1c(NCc2ccc(OC)cc2)nc2ccccc21
C=CCn1c(NCc2ccc(OC)cc2)nc2ccccc21
N-[(4-methoxyphenyl)methyl]-1-prop-2-enylbenzimidazol-2-amine