Problem statement: Answer the MCQ question.
Question: Which drug has a 2.044\% 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. O=C(CN1CCN(c2ccccc2O)CC1)Nc1cccnc1Cl
b. CCOc1cc(/C=N/NC(=O)Nc2ccccc2)ccc1O
Answer: b. CCOc1cc(/C=N/NC(=O)Nc2ccccc2)ccc1O
{#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#}
CCOc1cc(/C=N/NC(=O)Nc2ccccc2)ccc1O
CCOc1cc(/C=N/NC(=O)Nc2ccccc2)ccc1O
[C][C][O][C][=C][C][Branch1][P][/C][=N][/N][C][=Branch1][C][=O][N][C][=C][C][=C][C][=C][Ring1][=Branch1][=C][C][=C][Ring2][Ring1][C][O]
1-[(E)-(3-ethoxy-4-hydroxyphenyl)methylideneamino]-3-phenylurea