Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -1.645\% 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. Nc1c(S(=O)(=O)c2cccs2)c2nc3ccccc3nc2n1CC1CCCO1
b. COc1ccc(Nc2cccc(Cl)c2)c(C(=O)O)c1
c. Cc1ccc(C(C2=C(O)CC(C)(C)CC2=O)C2C(=O)CC(C)(C)CC2=O)s1
d. Cn1c(=O)c2c(SCc3ccccc3)nc(C3CC3)nc2n(C)c1=O
Answer: a. Nc1c(S(=O)(=O)c2cccs2)c2nc3ccccc3nc2n1CC1CCCO1
{#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#}
Nc1c(S(=O)(=O)c2cccs2)c2nc3ccccc3nc2n1CC1CCCO1
Nc1c(S(=O)(=O)c2cccs2)c2nc3ccccc3nc2n1CC1CCCO1
1-(oxolan-2-ylmethyl)-3-thiophen-2-ylsulfonylpyrrolo[3,2-b]quinoxalin-2-amine