Task: Answer the multiple-choice question.
Question: Which compound has a 18.360\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cn1c(=O)c2c(nc(Br)n2CCSc2nnnn2-c2ccccc2)n(C)c1=O
b Cc1ccc(N2CC(C(=O)N(C)CC(=O)Nc3ccc(Cl)c(C(F)(F)F)c3)CC2=O)cc1
c COc1ccc(NC(=O)Nc2cccnc2)c(OC)c1
d O=C(O)c1cc([N+](=O)[O-])ccc1C(=O)Nc1cccc([N+](=O)[O-])c1
Answer: c. COc1ccc(NC(=O)Nc2cccnc2)c(OC)c1
{#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(NC(=O)Nc2cccnc2)c(OC)c1
COc1ccc(NC(=O)Nc2cccnc2)c(OC)c1
1-(2,4-dimethoxyphenyl)-3-pyridin-3-ylurea