Task: Answer the multiple-choice question.
Query: Which compound exhibits a -8.430\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CCOC(=O)N(NC(=O)C(O)(CC(C)C)CC(C)C)c1ccccc1
(b) CNC(=O)c1ccc(-c2sc3nc(N4CCOCC4)c4c(c3c2N)CCCC4)o1
(c) O=C(Nc1cccc(Br)c1)c1ccc(OC2CSC2)cc1
(d) O=C(COc1ccc([N+](=O)[O-])cc1)Nc1ccc(CN2CCOCC2)cc1
(e) O=C(NCCCl)c1ccc(OCc2ccccc2)cc1Cl
Answer: b. CNC(=O)c1ccc(-c2sc3nc(N4CCOCC4)c4c(c3c2N)CCCC4)o1
{#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#}
5-(1-amino-5-morpholin-4-yl-6,7,8,9-tetrahydrothieno[2,3-c]isoquinolin-2-yl)-N-methylfuran-2-carboxamide