Task: Answer the MCQ question.
Question: Which drug exhibits a 2.644\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a Cc1nc2ccc3ccccc3c2s1.O=[N+]([O-])c1cc([N+](=O)[O-])c(O)c([N+](=O)[O-])c1
b COc1ccc(-n2c(SCC#N)nc3ccccc3c2=O)cc1
c O=C(CSc1nnc(Cn2c(=O)sc3ccccc32)n1-c1ccccc1)N1CCCCCC1
Answer: c. O=C(CSc1nnc(Cn2c(=O)sc3ccccc32)n1-c1ccccc1)N1CCCCCC1
{#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(CSc1nnc(Cn2c(=O)sc3ccccc32)n1-c1ccccc1)N1CCCCCC1
O=C(CSc1nnc(Cn2c(=O)sc3ccccc32)n1-c1ccccc1)N1CCCCCC1
3-[[5-[2-(azepan-1-yl)-2-oxoethyl]sulfanyl-4-phenyl-1,2,4-triazol-3-yl]methyl]-1,3-benzothiazol-2-one