Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 2.094\% 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. CSC1=C(C#N)C(c2cccc(Br)c2)CC(=O)N1
b. CCc1nc(Nc2ccc(OC)c(OC)c2)c2nnn(Cc3ccccc3Cl)c2n1
c. O=C(CN(Cc1cccs1)C(=O)CN1C(=O)COc2ccccc21)NCc1ccco1
d. Cc1ccc(C2=NCCn3c2c2ccc([N+](=O)[O-])cc2[n+]3[O-])cc1
Answer: c. O=C(CN(Cc1cccs1)C(=O)CN1C(=O)COc2ccccc21)NCc1ccco1
{#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(CN(Cc1cccs1)C(=O)CN1C(=O)COc2ccccc21)NCc1ccco1
O=C(CN(Cc1cccs1)C(=O)CN1C(=O)COc2ccccc21)NCc1ccco1
N-[2-(furan-2-ylmethylamino)-2-oxoethyl]-2-(3-oxo-1,4-benzoxazin-4-yl)-N-(thiophen-2-ylmethyl)acetamide