Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 14.829\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CC(=O)C1C(c2ccc(Cl)cc2)c2c(noc2C)CC1(C)O
b CCOc1ccccc1NC(=O)Cn1c(=O)oc2cc(Cl)ccc21
c COc1ccc(C)cc1S(=O)(=O)N(CC(=O)Nc1cccc([N+](=O)[O-])c1)c1ccccc1
Answer: b. CCOc1ccccc1NC(=O)Cn1c(=O)oc2cc(Cl)ccc21
{#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#}
CCOc1ccccc1NC(=O)Cn1c(=O)oc2cc(Cl)ccc21
CCOc1ccccc1NC(=O)Cn1c(=O)oc2cc(Cl)ccc21
2-(6-chloro-2-oxo-1,3-benzoxazol-3-yl)-N-(2-ethoxyphenyl)acetamide