Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 23.687\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(O)c1cccc(CSc2nnc(COc3ccccc3)o2)c1
b COc1ccc(CNc2ncnc3cc(OC)c(OC)cc23)cc1OC
Answer: b. COc1ccc(CNc2ncnc3cc(OC)c(OC)cc23)cc1OC
{#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#}
COc1ccc(CNc2ncnc3cc(OC)c(OC)cc23)cc1OC
COc1ccc(CNc2ncnc3cc(OC)c(OC)cc23)cc1OC
N-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxyquinazolin-4-amine