Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 2.696\% 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. CCC(CC)NC(=O)Cn1c(C(C)NC(C)=O)nc2ccccc21
b. COc1cc2[nH]c(=O)n(CCCCCC(=O)N3CC=C(c4ccccc4)CC3)c(=O)c2cc1OC
Answer: b. COc1cc2[nH]c(=O)n(CCCCCC(=O)N3CC=C(c4ccccc4)CC3)c(=O)c2cc1OC
{#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#}
COc1cc2[nH]c(=O)n(CCCCCC(=O)N3CC=C(c4ccccc4)CC3)c(=O)c2cc1OC
COc1cc2[nH]c(=O)n(CCCCCC(=O)N3CC=C(c4ccccc4)CC3)c(=O)c2cc1OC
6,7-dimethoxy-3-[6-oxo-6-(4-phenyl-3,6-dihydro-2H-pyridin-1-yl)hexyl]-1H-quinazoline-2,4-dione