Task: Answer the multiple choice question.
Question: Which drug exhibits a 8.581\% 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 CC(CNC(=O)CN1C(=O)C(=O)N(C2CCCC2)C1=O)c1ccccc1
b CCc1nc(Nc2ccc(O)cc2)c2oc3ccccc3c2n1.Cl
Answer: b. CCc1nc(Nc2ccc(O)cc2)c2oc3ccccc3c2n1.Cl
{#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#}
CCc1nc(Nc2ccc(O)cc2)c2oc3ccccc3c2n1.Cl
CCc1nc(Nc2ccc(O)cc2)c2oc3ccccc3c2n1.Cl
4-[(2-ethyl-[1]benzofuro[3,2-d]pyrimidin-4-yl)amino]phenol;hydrochloride