Task: Answer the multiple-choice question.
Question: Which drug exhibits a 17.891% 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: COc1ccc(C2c3ccc(O)cc3Oc3ncn4nc(-c5ccccn5)nc4c32)cc1
b: CC(C)CNC(=O)COc1cccc(C(=O)NCc2ccccc2)c1
Answer: a. COc1ccc(C2c3ccc(O)cc3Oc3ncn4nc(-c5ccccn5)nc4c32)cc1
{#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#}
COc1ccc(C2c3ccc(O)cc3Oc3ncn4nc(-c5ccccn5)nc4c32)cc1
COc1ccc(C2c3ccc(O)cc3Oc3ncn4nc(-c5ccccn5)nc4c32)cc1
9-(4-methoxyphenyl)-13-pyridin-2-yl-2-oxa-12,14,15,17-tetrazatetracyclo[8.7.0.03,8.011,15]heptadeca-1(10),3(8),4,6,11,13,16-heptaen-5-ol