Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -1.635% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Cc1ccc(NC(=O)C2CCN(S(=O)(=O)c3cnc[nH]3)CC2)cc1C
b O=C(c1cc2cc(Br)ccc2o1)N1CCOCC1
c COc1ccc(C(=O)Nc2nc(CC(=O)NCCc3cccc(OC)c3)cs2)cc1
d COc1ccccc1N1CCN(C(=O)CCNS(=O)(=O)c2ccc3c(c2)CCC(=O)N3)CC1
Answer: b. O=C(c1cc2cc(Br)ccc2o1)N1CCOCC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(c1cc2cc(Br)ccc2o1)N1CCOCC1
O=C(c1cc2cc(Br)ccc2o1)N1CCOCC1
(5-bromo-1-benzofuran-2-yl)-morpholin-4-ylmethanone