Task: Answer the multiple choice question.
Query: Which drug has a 6.820\% 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) Cc1c(C(=O)NCCN2CCOCC2)oc2ccc(Br)cc12
(b) CCOc1ccc(NC(=O)COC(=O)CCN2C(=O)C3CC=CCC3C2=O)cc1OCC
Answer: a. Cc1c(C(=O)NCCN2CCOCC2)oc2ccc(Br)cc12
{#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#}
Cc1c(C(=O)NCCN2CCOCC2)oc2ccc(Br)cc12
Cc1c(C(=O)NCCN2CCOCC2)oc2ccc(Br)cc12
5-bromo-3-methyl-N-(2-morpholin-4-ylethyl)-1-benzofuran-2-carboxamide