Task: Answer the MCQ question.
Question: Which compound has a 5.428\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] COc1ccccc1OCC#CCNC1CCCCC1C.O=C(O)C(=O)O
[b] Cc1ccc(-n2ncc(N(C)C)c(Cl)c2=O)cc1
[c] Cc1ccc(-n2nc(C)c3c(C)onc3c2=O)cc1
[d] O=C(O)CC1(c2ccc(F)cc2)C2CC3CC(C2)CC1C3
[e] CCOc1ccc(CNCCCSc2ncccn2)cc1
Answer: b. Cc1ccc(-n2ncc(N(C)C)c(Cl)c2=O)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(-n2ncc(N(C)C)c(Cl)c2=O)cc1
Cc1ccc(-n2ncc(N(C)C)c(Cl)c2=O)cc1
4-chloro-5-(dimethylamino)-2-(4-methylphenyl)pyridazin-3-one