Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -9.974\% 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. COc1ccc(C(CCN2CCOCC2)c2c(O)cc(OC)cc2OC)cc1
b. COc1ccc(C(=O)CSc2ncnc3nc[nH]c23)cc1
Answer: a. COc1ccc(C(CCN2CCOCC2)c2c(O)cc(OC)cc2OC)cc1
{#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(C(CCN2CCOCC2)c2c(O)cc(OC)cc2OC)cc1
COc1ccc(C(CCN2CCOCC2)c2c(O)cc(OC)cc2OC)cc1
3,5-dimethoxy-2-[1-(4-methoxyphenyl)-3-morpholin-4-ylpropyl]phenol