Problem statement: Answer the multiple choice question.
Query: Which compound has a 6.290\% 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: Brc1ccc(-c2csc(/N=C/N3CCOCC3)n2)cc1
b: O=c1[nH]c(=O)c2cn[nH]c2[nH]1
c: CCCn1nc(NC(=O)C(C)(C)C)c2cc3cc(OC)ccc3nc21
d: CCN=C1S/C(=C\c2ccc(-c3cccc(C(=O)O)c3)o2)C(=O)N1CC
e: CCc1ccccc1NC(=O)CNC(=O)c1ccccc1OCc1c(C)noc1C
Answer: b. O=c1[nH]c(=O)c2cn[nH]c2[nH]1
{#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=c1[nH]c(=O)c2cn[nH]c2[nH]1
O=c1[nH]c(=O)c2cn[nH]c2[nH]1
1,7-dihydropyrazolo[3,4-d]pyrimidine-4,6-dione