Task: Answer the MCQ question.
Question: Which drug exhibits a -1.386\% 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. COc1cc(CNCc2ccc(OC)c(OC)c2OC)cc(OC)c1
b. COc1ccc(NC(=O)c2cccnc2SC)cc1OC
c. CC(=O)N1c2ccc(S(=O)(=O)N3CCCC(C(=O)NCc4ccc(Cl)cc4)C3)cc2CC1C
Answer: a. COc1cc(CNCc2ccc(OC)c(OC)c2OC)cc(OC)c1
{#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#}
COc1cc(CNCc2ccc(OC)c(OC)c2OC)cc(OC)c1
COc1cc(CNCc2ccc(OC)c(OC)c2OC)cc(OC)c1
N-[(3,5-dimethoxyphenyl)methyl]-1-(2,3,4-trimethoxyphenyl)methanamine