Task: Answer the MCQ question.
Query: Which drug has a 2.160\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CN(CC(=O)NCCCN1CCOCC1)S(=O)(=O)c1cc(Cl)ccc1Cl
b. COc1ccc(OC)c(S(=O)(=O)NCc2ccc(N3CCN(C)CC3)cc2)c1
c. CC(C)c1ccc(NS(=O)(=O)c2cccc3cccnc23)cc1
d. Cc1ccc(NC(=O)C2CCN(S(=O)(=O)c3ccc4c(c3)NC(=O)C(C)S4)CC2)cc1Cl
Answer: b. COc1ccc(OC)c(S(=O)(=O)NCc2ccc(N3CCN(C)CC3)cc2)c1
{#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#}
COc1ccc(OC)c(S(=O)(=O)NCc2ccc(N3CCN(C)CC3)cc2)c1
COc1ccc(OC)c(S(=O)(=O)NCc2ccc(N3CCN(C)CC3)cc2)c1
N-[[4-(4-methylpiperazin-1-yl)phenyl]methyl]-2,5-dimethoxybenzenesulfonamide