Task: Answer the multiple choice question.
Question: Which compound exhibits a -5.603\% 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) Cc1ccc(C2=NCCn3c2c2ccc([N+](=O)[O-])cc2[n+]3[O-])cc1
(b) CCOc1ccc2oc(C(=O)NC3CCN(Cc4ccccc4)CC3)c(C)c2c1.Cl
Answer: b. CCOc1ccc2oc(C(=O)NC3CCN(Cc4ccccc4)CC3)c(C)c2c1.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#}
CCOc1ccc2oc(C(=O)NC3CCN(Cc4ccccc4)CC3)c(C)c2c1.Cl
CCOc1ccc2oc(C(=O)NC3CCN(Cc4ccccc4)CC3)c(C)c2c1.Cl
N-(1-benzylpiperidin-4-yl)-5-ethoxy-3-methyl-1-benzofuran-2-carboxamide;hydrochloride