Task: Answer the multiple-choice question.
Query: Which compound has a -0.666\% 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) CC1(C)NC(=O)N(CCOc2cccc(Oc3ccccc3)c2)C1=O
b) CC(=O)N1CCN(c2nc3cc4c(cc3nc2NS(=O)(=O)c2ccccc2)OCCO4)CC1
c) COc1cc(C(=O)N2C(=O)c3cccc(N)c3C2=O)cc(OC)c1OC
d) CS(=O)(=O)N(CCc1ccccc1)CC(=O)N1CCN(Cc2ccccc2)CC1
e) C=CCNS(=O)(=O)c1cc(S(=O)(=O)NCC=C)c(OC)cc1OC
Answer: d. CS(=O)(=O)N(CCc1ccccc1)CC(=O)N1CCN(Cc2ccccc2)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#}
N-[2-(4-benzylpiperazin-1-yl)-2-oxoethyl]-N-(2-phenylethyl)methanesulfonamide