Task: Answer the MCQ question.
Query: Which compound exhibits a -2.646% 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) Nc1c(C(=O)OC2CCCCC2)c2nc3ccccc3nc2n1CC1CCCO1
(b) O=C(C1CC(c2ccccc2O)=NO1)N1CCCC1
Answer: b. O=C(C1CC(c2ccccc2O)=NO1)N1CCCC1
{#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=C(C1CC(c2ccccc2O)=NO1)N1CCCC1
O=C(C1CC(c2ccccc2O)=NO1)N1CCCC1
[3-(2-hydroxyphenyl)-4,5-dihydro-1,2-oxazol-5-yl]-pyrrolidin-1-ylmethanone