Problem statement: Answer the MCQ question.
Query: Which compound has a 17.530\% 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. COc1cc(C2C(C#N)=C(N)Oc3cc(C)n(CCN4CCOCC4)c(=O)c32)cc(OC)c1OC
b. O=C(NCCC1=CCCCC1)C1CCN(S(=O)(=O)c2cccs2)CC1
Answer: a. COc1cc(C2C(C#N)=C(N)Oc3cc(C)n(CCN4CCOCC4)c(=O)c32)cc(OC)c1OC
{#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(C2C(C#N)=C(N)Oc3cc(C)n(CCN4CCOCC4)c(=O)c32)cc(OC)c1OC
COc1cc(C2C(C#N)=C(N)Oc3cc(C)n(CCN4CCOCC4)c(=O)c32)cc(OC)c1OC
2-amino-7-methyl-6-(2-morpholin-4-ylethyl)-5-oxo-4-(3,4,5-trimethoxyphenyl)-4H-pyrano[3,2-c]pyridine-3-carbonitrile