Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 3.173\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COc1ccc(-n2c(C)cc(C(=O)CSc3nn4c(=O)c(C(C)(C)C)nnc4s3)c2C)cc1
b Cc1nn(CC(=O)Nc2ccc(C(=O)N3CCCC3)cc2)c(=O)c2ccccc12
c CCOCCCNc1nc2c(C)cccn2c(=O)c1/C=C1\SC(=S)N(C(C)CC)C1=O
d CC(C)Cc1ccc(/C=C/C(=O)N2CCCCC2)cc1
Answer: b. Cc1nn(CC(=O)Nc2ccc(C(=O)N3CCCC3)cc2)c(=O)c2ccccc12
{#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#}
2-(4-methyl-1-oxophthalazin-2-yl)-N-[4-(pyrrolidine-1-carbonyl)phenyl]acetamide