Task: Answer the MCQ question.
Query: Which compound exhibits a 13.534\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CC12C(=O)N(c3ccccn3)C(=O)C1C1C=CC2C1
b. COC(=O)CSc1nc2ccccc2n1CC(=O)N(C(C)C)C(C)C
c. O=C(CN1CCc2cc3c(cc2C1)OCCCO3)Nc1ccccc1
d. COc1ccc(OC)c(C2=NOC(C(=O)NCCN3CCOCC3)C2)c1
e. CCOc1cc(C(=O)N/N=C/C(Br)=C/c2ccccc2)cc(OCC)c1OCC
Answer: a. CC12C(=O)N(c3ccccn3)C(=O)C1C1C=CC2C1
{#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#}
CC12C(=O)N(c3ccccn3)C(=O)C1C1C=CC2C1
CC12C(=O)N(c3ccccn3)C(=O)C1C1C=CC2C1
2-methyl-4-pyridin-2-yl-4-azatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione