Task: Answer the multiple-choice question.
Question: Which drug has a -13.178\% 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] CCN1C(=O)/C(=C2/C=CC=CN2C)OC1=S
[b] CCc1nn(CCCN2CCN(c3cccc(Cl)c3)CC2)c(=O)n1CCOc1ccccc1.Cl
[c] CCOC(=O)N1CCN(S(=O)(=O)c2ccc(C(=O)Nc3nnc(C4CC4)o3)cc2)CC1
[d] COc1ccc(C2=NOC(Cn3c(=O)cc(C)c4ccccc43)C2)c(OC)c1
[e] COc1cc(C=O)c(Br)cc1OCc1ccc(C)cc1
Answer: b. CCc1nn(CCCN2CCN(c3cccc(Cl)c3)CC2)c(=O)n1CCOc1ccccc1.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#}
2-[3-[4-(3-chlorophenyl)piperazin-1-yl]propyl]-5-ethyl-4-(2-phenoxyethyl)-1,2,4-triazol-3-one;hydrochloride