Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 13.869\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COc1ccc(N2C(=O)CC(NCc3ccc(F)cc3)C2=O)cc1
b: CC(C)CC(=O)NC(c1ccccc1)c1c(O)ccc2ccccc12
c: COc1cc2nc(-c3ccc(Br)cc3)oc(=O)c2cc1OC
d: COC(=O)C1=C(c2ccc(OC(F)(F)F)cc2)C[C@@H]2CC[C@H]1N2C(=O)NCCCOC(C)C
Answer: c. COc1cc2nc(-c3ccc(Br)cc3)oc(=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#}
COc1cc2nc(-c3ccc(Br)cc3)oc(=O)c2cc1OC
COc1cc2nc(-c3ccc(Br)cc3)oc(=O)c2cc1OC
2-(4-bromophenyl)-6,7-dimethoxy-3,1-benzoxazin-4-one