Problem statement: Answer the MCQ question.
Question: Which compound has a 3.972\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCn1c(=O)c([N+](=O)[O-])c(N2CCN(Cc3ccc4c(c3)OCO4)CC2)c2ccccc21
b: COc1ccc(C(=O)N[C@H](C(=O)Nc2ccc(S(=O)(=O)N3CCOCC3)cc2)C(C)C)cc1
Answer: b. COc1ccc(C(=O)N[C@H](C(=O)Nc2ccc(S(=O)(=O)N3CCOCC3)cc2)C(C)C)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#}
COc1ccc(C(=O)N[C@H](C(=O)Nc2ccc(S(=O)(=O)N3CCOCC3)cc2)C(C)C)cc1
COc1ccc(C(=O)N[C@H](C(=O)Nc2ccc(S(=O)(=O)N3CCOCC3)cc2)C(C)C)cc1
4-methoxy-N-[(2S)-3-methyl-1-(4-morpholin-4-ylsulfonylanilino)-1-oxobutan-2-yl]benzamide