Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 4.568\% 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 other words.
Options:
[a] Cc1cccc(OCCOCCN2CCNCC2)c1C.O=C(O)C(=O)O
[b] COc1ccc(OC)c(NC(=O)NCCCCc2ccccc2)c1
Answer: b. COc1ccc(OC)c(NC(=O)NCCCCc2ccccc2)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#}
COc1ccc(OC)c(NC(=O)NCCCCc2ccccc2)c1
COc1ccc(OC)c(NC(=O)NCCCCc2ccccc2)c1
1-(2,5-dimethoxyphenyl)-3-(4-phenylbutyl)urea