Task: Answer the MCQ question.
Question: Which drug has a 4.474\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) COc1ccc(/C=C2\C(=O)NC(=O)N(Cc3ccccc3)C2=O)c(OC)c1OC
b) CCNS(=O)(=O)c1ccc(NS(C)(=O)=O)cc1
c) Cc1nc2ccccc2nc1SCC(=O)N1CCC(C)CC1
d) Nc1ccc([N+](=O)[O-])cc1
Answer: b. CCNS(=O)(=O)c1ccc(NS(C)(=O)=O)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-ethyl-4-(methanesulfonamido)benzenesulfonamide