Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 10.609\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=C1OC(Nc2ccc(Br)cn2)c2ccccc21
b. COc1ccc(/C=N/NC(=O)Cn2cnc3c2c(=O)n(C)c(=O)n3C)c(OC)c1OC
c. CCC(C)Sc1ccc([C@@H]2[C@@H]3C(=O)N(C)C(=O)[C@@H]3[C@]3(C(=O)OC)CCCCN23)cc1OC.O=C(O)C(F)(F)F
Answer: a. O=C1OC(Nc2ccc(Br)cn2)c2ccccc21
{#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#}
O=C1OC(Nc2ccc(Br)cn2)c2ccccc21
O=C1OC(Nc2ccc(Br)cn2)c2ccccc21
3-[(5-bromopyridin-2-yl)amino]-3H-2-benzofuran-1-one