Problem statement: Answer the multiple-choice question.
Query: Which compound has a 1.560\% 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, or c without using any additional words.
Options:
[a] C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)[C@H](CCC(=O)O)n3cc(C(N)CC(C)C)nn3)CC2)nc(N2CCN(C(=O)[C@H](Cc3ccc(O)cc3)n3cc(C(N)[C@H](C)CC)nn3)CC2)n1.Cl
[b] COCCn1c(CN2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
[c] O=C(CCCCO)c1ccc(O)c(Cl)c1
Answer: b. COCCn1c(CN2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
{#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#}
COCCn1c(CN2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
COCCn1c(CN2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
7-(2-methoxyethyl)-1,3-dimethyl-8-[(4-phenylpiperazin-1-yl)methyl]purine-2,6-dione