Task: Answer the MCQ question.
Query: Which drug exhibits a 2.428\% 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 other words.
Options:
a. CC(C)COC(=O)C1C(=O)CC(C)(O)C(C(=O)OCC(C)C)C1c1cccnc1
b. CCCCn1c(N)c(N(CCC(C)C)C(=O)C2CC(=O)N(c3ccc(OC)cc3OC)C2)c(=O)[nH]c1=O
c. CCN(CC(=O)Nc1ccccc1OC)C(=O)c1ccc2[nH]c3c(c2c1)CC(C)CC3
d. COc1cc(CN2CCN(Cc3cccc(OC)c3OC)CC2)cc(OC)c1
Answer: d. COc1cc(CN2CCN(Cc3cccc(OC)c3OC)CC2)cc(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#}
COc1cc(CN2CCN(Cc3cccc(OC)c3OC)CC2)cc(OC)c1
COc1cc(CN2CCN(Cc3cccc(OC)c3OC)CC2)cc(OC)c1
1-[(2,3-dimethoxyphenyl)methyl]-4-[(3,5-dimethoxyphenyl)methyl]piperazine