Task: Answer the multiple-choice question.
Question: Which drug exhibits a 20.521\% 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. COc1ccc2c(Cl)c(C(=O)N/N=C/c3ccc4c(c3)OCO4)sc2c1
b. Cc1cccc(C(=O)NCC(=O)N2CCCC2)c1
c. CCOCCn1c(=O)c2c(nc3n2CC(C)CN3CCc2ccccc2)n(C)c1=O
d. CCC(C)(C)n1nnnc1C(c1cccnc1)N1CCCc2ccccc21
e. Cc1c(Cl)c([N+](=O)[O-])nn1Cc1ccc(C(=O)NN)o1
Answer: a. COc1ccc2c(Cl)c(C(=O)N/N=C/c3ccc4c(c3)OCO4)sc2c1
{#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#}
COc1ccc2c(Cl)c(C(=O)N/N=C/c3ccc4c(c3)OCO4)sc2c1
COc1ccc2c(Cl)c(C(=O)N/N=C/c3ccc4c(c3)OCO4)sc2c1
N-[(E)-1,3-benzodioxol-5-ylmethylideneamino]-3-chloro-6-methoxy-1-benzothiophene-2-carboxamide