Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 4.412\% 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. CC(C)c1ccc(C2/C(=C(\O)c3ccc4c(c3)OCCO4)C(=O)C(=O)N2CCN2CCOCC2)cc1
b. O=C(CSc1nnc2c(n1)[nH]c1ccccc12)NCc1ccccc1F
c. CSCCC(NS(=O)(=O)c1ccc(Br)cc1)C(=O)OCC(=O)NC1CC1
d. COc1ccccc1N1CCN(C(=S)Nc2ccc(S(=O)(=O)N3CCOCC3)cc2)CC1
Answer: b. O=C(CSc1nnc2c(n1)[nH]c1ccccc12)NCc1ccccc1F
{#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=C(CSc1nnc2c(n1)[nH]c1ccccc12)NCc1ccccc1F
O=C(CSc1nnc2c(n1)[nH]c1ccccc12)NCc1ccccc1F
N-[(2-fluorophenyl)methyl]-2-(5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl)acetamide