Task: Answer the multiple choice question.
Query: Which compound exhibits a 0.667\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CC(C)OCC(O)CN1CCN(CCN2C(=O)c3cccc4cccc(c34)C2=O)CC1.Cl
[b] Cc1ccc(Cn2ncc3c(N4CCN(Cc5ccc(Cl)cc5)CC4)ncnc32)cc1
[c] COc1ccc(OC)c(NC(=O)Cn2c(CCC(=O)O)ccc2-c2cccs2)c1
Answer: b. Cc1ccc(Cn2ncc3c(N4CCN(Cc5ccc(Cl)cc5)CC4)ncnc32)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#}
Cc1ccc(Cn2ncc3c(N4CCN(Cc5ccc(Cl)cc5)CC4)ncnc32)cc1
Cc1ccc(Cn2ncc3c(N4CCN(Cc5ccc(Cl)cc5)CC4)ncnc32)cc1
4-[4-[(4-chlorophenyl)methyl]piperazin-1-yl]-1-[(4-methylphenyl)methyl]pyrazolo[3,4-d]pyrimidine