Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 0.747\% 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) CC(C)(CO)Nc1nc(N2CCCC2)nc(N2CCCC2)n1
(b) Cc1c(CCOC(=O)CC23CC4CC(CC(C4)C2)C3)sc[n+]1CC(=O)c1ccc(Br)cc1.[Br-]
Answer: a. CC(C)(CO)Nc1nc(N2CCCC2)nc(N2CCCC2)n1
{#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#}
CC(C)(CO)Nc1nc(N2CCCC2)nc(N2CCCC2)n1
CC(C)(CO)Nc1nc(N2CCCC2)nc(N2CCCC2)n1
2-[(4,6-dipyrrolidin-1-yl-1,3,5-triazin-2-yl)amino]-2-methylpropan-1-ol