Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.753\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCc1nccn1S(=O)(=O)c1cc(OC)ccc1OC
(b) CCOc1ccc(CC(=O)Nc2ccc(-c3ccc4nnc(C)n4n3)cc2)cc1
(c) COc1cccc(NC(=O)CCC2CCN(C(=O)c3scnc3C)CC2)c1
Answer: b. CCOc1ccc(CC(=O)Nc2ccc(-c3ccc4nnc(C)n4n3)cc2)cc1
{#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#}
CCOc1ccc(CC(=O)Nc2ccc(-c3ccc4nnc(C)n4n3)cc2)cc1
CCOc1ccc(CC(=O)Nc2ccc(-c3ccc4nnc(C)n4n3)cc2)cc1
2-(4-ethoxyphenyl)-N-[4-(3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)phenyl]acetamide