Task: Answer the MCQ question.
Question: Which drug exhibits a -1.142% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCOC(=O)C(=O)N1c2ccccc2C(N(C(=O)C(=O)OCC)c2ccccc2)CC1C
b Br.COc1ccc(C2=Nn3c(C)nnc3SC2)cc1
c COc1cc(C(=O)Nc2nnc(C(C)(C)C)s2)c([N+](=O)[O-])cc1OC
d O=C(Oc1cccc(NC(=O)c2cccs2)c1)c1cccc(S(=O)(=O)N2CCCC2)c1
Answer: a. CCOC(=O)C(=O)N1c2ccccc2C(N(C(=O)C(=O)OCC)c2ccccc2)CC1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)C(=O)N1c2ccccc2C(N(C(=O)C(=O)OCC)c2ccccc2)CC1C
CCOC(=O)C(=O)N1c2ccccc2C(N(C(=O)C(=O)OCC)c2ccccc2)CC1C
ethyl 2-[4-(N-(2-ethoxy-2-oxoacetyl)anilino)-2-methyl-3,4-dihydro-2H-quinolin-1-yl]-2-oxoacetate