Problem statement: Answer the multiple-choice question.
Question: Which compound has a -2.341\% 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, d, or e without using any other words.
Options:
a COc1ccc(Cl)cc1NC(=O)CSc1nnc(COc2ccccc2)n1C
b O=C(COc1ccc(S(=O)(=O)N2CCCC2)cc1)N1CCCC1
c CCOc1ccccc1N1CCN(Cc2cccc(OC)c2OC)CC1
d CC(=O)CCCCn1c(=O)c2c(ncn2C)n(C)c1=O
e CC1(OC(=O)C2CCCC2)C(=O)C=C2C=C(c3ccsc3)N(CCc3ccccn3)C=C2C1=O
Answer: c. CCOc1ccccc1N1CCN(Cc2cccc(OC)c2OC)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#}
CCOc1ccccc1N1CCN(Cc2cccc(OC)c2OC)CC1
CCOc1ccccc1N1CCN(Cc2cccc(OC)c2OC)CC1
1-[(2,3-dimethoxyphenyl)methyl]-4-(2-ethoxyphenyl)piperazine