Problem statement: Answer the MCQ question.
Query: Which compound has a 2.650% 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 additional words.
Options:
a. O=c1[nH]c2ccccc2c2oc(CCl)nc12
b. COc1ccc(NC(=S)N/N=C/c2ccc(F)c(F)c2)cc1
Answer: a. O=c1[nH]c2ccccc2c2oc(CCl)nc12
{#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#}
O=c1[nH]c2ccccc2c2oc(CCl)nc12
O=c1[nH]c2ccccc2c2oc(CCl)nc12
2-(chloromethyl)-5H-[1,3]oxazolo[4,5-c]quinolin-4-one