Task: Answer the MCQ question.
Question: Which drug exhibits a 7.526\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Nc1ccc2oc(=O)ccc2c1)c1cc2ccccc2o1
b CCOC(=O)N1CCc2c(sc(NC(=O)c3ccc(S(=O)(=O)N4CCCC4)cc3)c2C#N)C1
Answer: a. O=C(Nc1ccc2oc(=O)ccc2c1)c1cc2ccccc2o1
{#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#}
O=C(Nc1ccc2oc(=O)ccc2c1)c1cc2ccccc2o1
O=C(Nc1ccc2oc(=O)ccc2c1)c1cc2ccccc2o1
[O][=C][Branch2][Ring1][Ring1][N][C][=C][C][=C][O][C][=Branch1][C][=O][C][=C][C][Ring1][#Branch1][=C][Ring1][O][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][O][Ring1][=Branch2]
N-(2-oxochromen-6-yl)-1-benzofuran-2-carboxamide