Problem statement: Answer the MCQ question.
Question: Which drug has a 15.672\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=S(=O)(NCc1ccccc1)c1ccc(Cl)cc1
b. CCNc1cc(N2CCNCC2)ccc1[N+](=O)[O-]
c. Cc1cc(NC(=O)CSCC(=O)NCc2cccc(C(F)(F)F)c2)no1
Answer: a. O=S(=O)(NCc1ccccc1)c1ccc(Cl)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#}
O=S(=O)(NCc1ccccc1)c1ccc(Cl)cc1
O=S(=O)(NCc1ccccc1)c1ccc(Cl)cc1
N-benzyl-4-chlorobenzenesulfonamide