Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 1.896\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=C(COC(=O)CNC(=O)c1ccc(Cl)cc1Cl)NNC(=O)c1ccccc1
[b] Cc1nc2cc(NC(=O)c3ccc(Br)s3)ccc2s1
[c] COC(=O)C1C(c2ccc(OC)cc2)Nc2nnc(C(F)(F)F)n2C1(C)O
[d] O=C(c1ccc2c(=O)n(Cc3ccco3)c(=S)[nH]c2c1)N1CCN(c2ccccc2)CC1
Answer: a. O=C(COC(=O)CNC(=O)c1ccc(Cl)cc1Cl)NNC(=O)c1ccccc1
{#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(COC(=O)CNC(=O)c1ccc(Cl)cc1Cl)NNC(=O)c1ccccc1
O=C(COC(=O)CNC(=O)c1ccc(Cl)cc1Cl)NNC(=O)c1ccccc1
N-[2-[2-(2-benzoylhydrazinyl)-2-oxoethoxy]-2-oxoethyl]-2,4-dichlorobenzamide