Task: Answer the MCQ question.
Question: Which compound exhibits a -13.888\% 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] COc1cc(C(=O)OC(C)CN2CCOCC2)cc(OC)c1OC
[b] CC(C)(C#CC(O)(c1ccccc1)c1ccccc1)N1CCCC1.Cl
[c] COc1ccc(SC[C@H](C)CN2CC[C@H](C(C)(C)C)CCC2=O)cc1
[d] COc1ccc(-c2nc3n(n2)C(c2ccccc2Cl)C(C(N)=O)=C(C)N3)cc1
[e] CCCOc1ccc(Cc2c(Cl)nc(SC)nc2N(C)C)cc1
Answer: b. CC(C)(C#CC(O)(c1ccccc1)c1ccccc1)N1CCCC1.Cl
{#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#}
CC(C)(C#CC(O)(c1ccccc1)c1ccccc1)N1CCCC1.Cl
CC(C)(C#CC(O)(c1ccccc1)c1ccccc1)N1CCCC1.Cl
4-methyl-1,1-diphenyl-4-pyrrolidin-1-ylpent-2-yn-1-ol;hydrochloride